Publications 2025

Dåstøl VØ, Haftorn KL, Rudsari HK, Jaholkowski PP, Størdal K, Håberg SE, Weinberg CR, Rider LG, Andreassen OA, Brantsæter AL, Caspersen IH, Sanner H (2025)
Maternal seafood intake, dietary contaminant exposure, and risk of juvenile idiopathic arthritis: exploring gene-environment interactions
Front Immunol, 15, 1523990
DOI 10.3389/fimmu.2024.1523990, PubMed 39877361

Ersdal MEL, Størdal K, Munyaw Y, Mdoe P, Mduma E, Ersdal HL, Linde JE (2025)
Durations of first and second stage of labour and perinatal outcome
Early Hum Dev, 209, 106340 (in press)
DOI 10.1016/j.earlhumdev.2025.106340, PubMed 40674945

Guo A, Ludvigsson J, Hård Af Segerstad EM, Brantsæter AL, Andersson B, Størdal K, Mårild K (2025)
Early-Life Diet Diversity and the Subsequent Risk of Inflammatory Bowel Disease: Findings From Two Scandinavian Birth Cohorts
Inflamm Bowel Dis, 31 (6), 1493-1501
DOI 10.1093/ibd/izae210, PubMed 39276084

Guo A, Ludvigsson J, Lerchova T, Imberg H, Størdal K, Mårild K (2025)
Association Between Maternal Infections in Pregnancy and the Risk of Inflammatory Bowel Disease in the Offspring: Findings From Two Scandinavian Birth Cohorts
Inflamm Bowel Dis, 31 (7), 1761-1771
DOI 10.1093/ibd/izae209, PubMed 39248793

Holte K, Trovi CR, Lie CF, Grøvslien AMH, Nygaard EA, Størdal K (2025)
The Macronutrient Contents of Donor Human Milk Were Not Impaired After 6 Months of Lactation
Acta Paediatr (in press)
DOI 10.1111/apa.70162, PubMed 40458942

Kvenshagen LN, Solevåg AL, Rettedal S, Kibsgaard A, Eilevstjønn J, Holte K, Størdal K (2025)
Preterm Infants Who Did Not Need Positive Pressure Ventilation Had a Lower Heart Rate Immediately After Birth Than Healthy Term Infants
Acta Paediatr, 114 (8), 2035-2043
DOI 10.1111/apa.70079, PubMed 40205814

Solvang TAW, Herstad VB, Størdal K, Tveiten L, Lang A, Eriksen BH, Rønnestad A, Stensvold HJ, Norwegian Neonatal Network (2025)
Admission temperature in very preterm infants 2012-2021: a Nationwide Quality Registry Study, Norway
BMJ Paediatr Open, 9 (1)
DOI 10.1136/bmjpo-2024-003263, PubMed 40011058

Størdal K (2025)
[Not Available]
Tidsskr Nor Laegeforen, 145 (8)
DOI 10.4045/tidsskr.25.0357, PubMed 40575806

Størdal K, Beck CE (2025)
Reducing the use of proton pump inhibitors in infants with gastroesophageal reflux symptoms
Can Fam Physician, 71 (3), 170-172
DOI 10.46747/cfp.7103170, PubMed 40101991

Størdal K, Christensen A, Stene LC, Strøm MS (2025)
Child and adolescent deaths by socioeconomic status in a high-income country: a cohort study
BMJ Open, 15 (6), e099603
DOI 10.1136/bmjopen-2025-099603, PubMed 40527559

Størdal K, Kurppa K (2025)
Celiac disease, non-celiac wheat sensitivity, wheat allergy - clinical and diagnostic aspects
Semin Immunol, 77, 101930
DOI 10.1016/j.smim.2025.101930, PubMed 39793259

Valen Hestetun S, Løkås Haftorn K, Størdal K, Sanner H (2025)
Reply
Arthritis Rheumatol (in press)
DOI 10.1002/art.43239, PubMed 40386885

Publications 2024

Agrawal M, Størdal K, Vinkel Hansen A, Östensson M, Brusco De Freitas M, Allin KH, Jess T, Ludvigsson J, Mårild K (2024)
Breastfeeding Duration Is Not Associated With Offspring Inflammatory Bowel Disease Risk in Three Population-Based Birth Cohorts
Clin Gastroenterol Hepatol, 22 (12), 2459-2467.e16
DOI 10.1016/j.cgh.2024.04.013, PubMed 38729392

Andersen S, Hestetun SV, Bernklev T, Perminow G, Størdal K (2024)
Fetal and Early-Life Antibiotics and Risk of Pediatric Inflammatory Bowel Disease: A Population-Based Nationwide Register Study
J Pediatr Clin Pract, 12, 200096
DOI 10.1016/j.jpedcp.2024.200096, PubMed 39949419

Braa HG, Mathisen EA, Moshiro R, Daudi VX, Francis F, Mduma E, Ersdal H, Størdal K (2024)
Hypothermia-Prevalence and risk factors in neonates admitted to a neonatal unit in Tanzania
Acta Paediatr, 114 (5), 877-885
DOI 10.1111/apa.17499, PubMed 39545405

Bøås H, Havdal LB, Størdal K, Døllner H, Leegaard TM, Bekkevold T, Flem E, Inchley C, Nordbø SA, Rojahn AE, Debes S, Barstad B, Haarr E, Kran AB, Norwegian Enhanced Pediatric Immunisation Surveillance (NorEPIS) Network (2024)
No association between disease severity and respiratory syncytial virus subtypes RSV-A and RSV-B in hospitalized young children in Norway
PLoS One, 19 (3), e0298104
DOI 10.1371/journal.pone.0298104, PubMed 38466702

Bøås H, Storm ML, Tapia G, Kristoffersen AB, Løvlie AL, Størdal K, Lyngstad TM, Bragstad K, Hungnes O, Veneti L (2024)
Frequency and risk of SARS-CoV-2 reinfections in Norway: a nation-wide study, February 2020 to January 2022
BMC Public Health, 24 (1), 181
DOI 10.1186/s12889-024-17695-8, PubMed 38225588

Dimopoulou V, Klingenberg C, Navér L, Nordberg V, Berardi A, El Helou S, Fusch G, Bliss JM, Lehnick D, Guerina N, Seliga-Siwecka J, Maton P, Lagae D, Mari J, Janota J, Agyeman PKA, Pfister R, Latorre G, Maffei G, Laforgia N, Mózes E, Størdal K, Strunk T, Stocker M, Giannoni E et al. (2024)
Antibiotic exposure for culture-negative early-onset sepsis in late-preterm and term newborns: an international study
Pediatr Res, 97 (5), 1629-1635
DOI 10.1038/s41390-024-03532-6, PubMed 39289592

Guo A, Brantsæter AL, Borge TC, M Hård Af Segerstad E, Imberg H, Mårild K, Størdal K (2024)
Maternal diet in pregnancy and the risk of inflammatory bowel disease in the offspring: a prospective cohort study
Am J Clin Nutr, 121 (1), 32-39
DOI 10.1016/j.ajcnut.2024.10.017, PubMed 39461723

Guo A, Ludvigsson J, Brantsæter AL, Klingberg S, Östensson M, Størdal K, Mårild K (2024)
Early-life diet and risk of inflammatory bowel disease: a pooled study in two Scandinavian birth cohorts
Gut, 73 (4), 590-600
DOI 10.1136/gutjnl-2023-330971, PubMed 38290832

Guo A, Östensson M, Størdal K, Ludvigsson J, Mårild K (2024)
Early-Life Hygiene-Related Factors and Risk of Inflammatory Bowel Disease: A Scandinavian Birth Cohort Study
Inflamm Bowel Dis, 30 (10), 1820-1830
DOI 10.1093/ibd/izad257, PubMed 37921331

Hestetun SV, Rudsari HK, Jaholkowski P, Shadrin A, Haftorn KL, Andersen S, Rygg M, Nordal E, Frei O, Andreassen OA, Selvaag AM, Størdal K, Sanner H (2024)
Incidence and Genetic Risk of Juvenile Idiopathic Arthritis in Norway by Latitude
Arthritis Rheumatol, 77 (4), 458-467
DOI 10.1002/art.43040, PubMed 39431377

Hård Af Segerstad EM, Borge TC, Guo A, Mårild K, Stene LC, Brantsæter AL, Størdal K, HEDIMED Investigator Group (2024)
Associations of Pregnancy Dietary Quality and Diversity with Childhood Celiac Disease
J Nutr, 154 (12), 3770-3779
DOI 10.1016/j.tjnut.2024.10.033, PubMed 39428068

Jankauskaite L, Wyder C, Del Torso S, Mamenko M, Trapani S, Grossman Z, Hadjipanayis A, Geitmann K, Matsui H, Saitoh A, Isayama T, Karara N, Montemaggi A, Ud Din FS, Størdal K (2024)
Over-investigation and overtreatment in pediatrics: a survey from the European Academy of Paediatrics and Japan Pediatric Society
Front Pediatr, 12, 1333239
DOI 10.3389/fped.2024.1333239, PubMed 38455393

Juma D, Stordal K, Kamala B, Bishanga DR, Kalolo A, Moshiro R, Kvaløy JT, Manongi R (2024)
Readiness to provide comprehensive emergency obstetric and neonatal care: a cross-sectional study in 30 health facilities in Tanzania
BMC Health Serv Res, 24 (1), 870
DOI 10.1186/s12913-024-11317-0, PubMed 39085821

Kivelä L, Atneosen-Åsegg M, Iversen MH, Kahrs C, Størdal K (2024)
Faecal biomarkers in children with coeliac disease: A way forward?
Acta Paediatr, 114 (3), 586-593
DOI 10.1111/apa.17478, PubMed 39491272

Kivelä L, Lindfors K, Lundin KEA, Størdal K (2024)
Review article: Faecal biomarkers for assessing small intestinal damage in coeliac disease and environmental enteropathy
Aliment Pharmacol Ther, 60 (8), 988-1004
DOI 10.1111/apt.18234, PubMed 39233618

Koletzko B, da Dalt L, De Guchtenaere A, Dembinski L, Grossman Z, Hadjipanayis A, Karara N, Størdal K (2024)
European Academy of Paediatrics demands protection of children's rights endangered by the ongoing Israel Gaza conflict
Acta Paediatr, 113 (12), 2500-2501
DOI 10.1111/apa.17400, PubMed 39258854

Kurppa K, Mulder CJ, Stordal K, Kaukinen K (2024)
Celiac Disease Affects 1% of Global Population: Who Will Manage All These Patients?
Gastroenterology, 167 (1), 148-158
DOI 10.1053/j.gastro.2023.12.026, PubMed 38290622

Larsen JH, Andersen S, Perminow G, Mundal HS, Mårild K, Stabell N, Størdal K (2024)
Higher incidence of paediatric inflammatory bowel disease by increasing latitude in Norway, but stable incidence by age
Acta Paediatr, 113 (7), 1720-1727
DOI 10.1111/apa.17222, PubMed 38577987

Lerchova T, Størdal K, Andersson B, Ludvigsson J, Mårild K (2024)
Atopic Dermatitis in Early Childhood and Risk of Inflammatory Bowel Disease: A Scandinavian Birth Cohort Study
J Pediatr, 270, 114027
DOI 10.1016/j.jpeds.2024.114027, PubMed 38521452

Lund-Blix NA, Bjerregaard AA, Tapia G, Størdal K, Brantsæter AL, Strøm M, Halldorsson TI, Granstrøm C, Svensson J, Joner G, Skrivarhaug T, Njølstad PR, Olsen SF, Stene LC (2024)
No association between long-chain n-3 fatty acid intake during pregnancy and risk of type 1 diabetes in offspring in two large Scandinavian pregnancy cohorts
Diabetologia, 67 (6), 1023-1028
DOI 10.1007/s00125-024-06125-4, PubMed 38502240

Mårild K, Lerchova T, Östensson M, Imberg H, Størdal K, Ludvigsson J (2024)
Early-Life Infections, Antibiotics and Later Risk of Childhood and Early Adult-Onset Inflammatory Bowel Disease: Pooled Analysis of Two Scandinavian Birth Cohorts
Aliment Pharmacol Ther, 61 (2), 323-334
DOI 10.1111/apt.18358, PubMed 39450871

Reali L, Onorati L, Koletzko B, Størdal K, Aparicio Rodrigo M, Magendie C, Hadjipanayis A, Baraldi E, Grossman Z (2024)
EAP and ECPCP urge ban on novel nicotine- (NNCPS) and non-nicotine-containing products (NNDS) to youth
Acta Paediatr, 113 (11), 2354-2362
DOI 10.1111/apa.17358, PubMed 39072859

Sahli S, Størdal K (2024)
Systematic review of socioeconomic factors and COVID-19 in children and adolescents
Acta Paediatr, 113 (3), 384-393
DOI 10.1111/apa.17091, PubMed 38193593

Sigvardsson I, Ludvigsson J, Andersson B, Størdal K, Mårild K (2024)
Tobacco Smoke Exposure in Early Childhood and Later Risk of Inflammatory Bowel Disease: A Scandinavian Birth Cohort Study
J Crohns Colitis, 18 (5), 661-670
DOI 10.1093/ecco-jcc/jjae020, PubMed 38329478

Sigvardsson I, Størdal K, Östensson M, Guo A, Ludvigsson J, Mårild K (2024)
Childhood Socioeconomic Characteristics and Risk of Inflammatory Bowel Disease: A Scandinavian Birth Cohort Study
Inflamm Bowel Dis, 30 (10), 1801-1811
DOI 10.1093/ibd/izad220, PubMed 37740494

Størdal K, Ma A, Beck CE (2024)
Reducing the use of proton pump inhibitors in infants with reflux symptoms
BMJ, 385, e074588
DOI 10.1136/bmj-2022-074588, PubMed 38816024

Szajewska H, Shamir R, Auricchio R, Chmielewska A, Dolinsek J, Kivelä L, Koletzko S, Korponay-Szabo IR, Af Segerstad EMH, Mearin ML, Meijer-Boekel C, Konickx CR, Rodriguez-Herrera A, Stordal K, Troncone R, Wessels M (2024)
Early diet and the risk of coeliac disease. An update 2024 position paper by the ESPGHAN special interest group on coeliac disease
J Pediatr Gastroenterol Nutr, 79 (2), 438-445
DOI 10.1002/jpn3.12280, PubMed 38847232

Thomassen RA, Kvammen JA, Bentsen BS, Solheim A, Størdal K, Henriksen C, Brun AC (2024)
Impact of parenteral nutrition on quality of life, the family and gastrointestinal symptoms in children with intestinal failure
J Pediatr Gastroenterol Nutr, 80 (1), 69-79
DOI 10.1002/jpn3.12411, PubMed 39575826

Publications 2023

Closs ER, Lyamouri M, Øymar K, Størdal K (2023)
[Regional differences in the use of proton pump inhibitors in children]
Tidsskr Nor Laegeforen, 143 (9)
DOI 10.4045/tidsskr.22.0771, PubMed 37341401

Closs ER, Mårild K, Nielsen RG, Størdal K (2023)
Use of proton pump inhibitors in scandinavian children and adolescents: An observational study
Front Pediatr, 11, 1052978
DOI 10.3389/fped.2023.1052978, PubMed 36873656

Heen E, Størdal K, Wachira J, Heen I, Lundeby KM (2023)
Do we need a new global policy for ending preventable perinatal deaths in fragile low-income countries?
J Glob Health, 13, 03008
DOI 10.7189/jogh.13.03008, PubMed 36660868

Hestetun S, Andersen S, Sanner H, Størdal K (2023)
Antibiotic exposure in prenatal and early life and risk of juvenile idiopathic arthritis: a nationwide register-based cohort study
RMD Open, 9 (3)
DOI 10.1136/rmdopen-2023-003333, PubMed 37648397

Jansen D, Brenner M, Illy K, Dembiński Ł, Del Torso S, Grossman Z, Valiulis A, De Guchtenaere A, Mazur A, Da Dalt L, Størdal K, Koletzko B, Hadjipanayis A (2023)
Leave no one behind: why WHO's regional office for Europe should prioritise children and adolescents in their program of work. A position statement from the European academy of paediatrics
Front Pediatr, 11, 1184870
DOI 10.3389/fped.2023.1184870, PubMed 37388289

Landaas VØ, Skjerven HO, Carlsen KCL, Størdal K, Håland G (2023)
Home-Based Double-Blind, Placebo-Controlled Challenges for Diagnosis of Delayed Gluten/Milk Hypersensitivity in Children
J Allergy Clin Immunol Pract, 12 (3), 652-659.e5
DOI 10.1016/j.jaip.2023.12.032, PubMed 38154555

Larsen VB, Størdal K, Telle K, Methi F, Magnusson K (2023)
Health care use after severe respiratory tract infections in children aged 0 to 5 years
Scand J Public Health, 52 (7), 810-818
DOI 10.1177/14034948231197250, PubMed 37698056

Lerchova T, Östensson M, Sigvardsson I, Størdal K, Guo A, Mårild K, Ludvigsson J (2023)
Physical activity in childhood and later risk of inflammatory bowel disease: A Scandinavian birth cohort study
United European Gastroenterol J, 11 (9), 874-883
DOI 10.1002/ueg2.12469, PubMed 37792586

Rossholt ME, Bratlie M, Wendel K, Aas MF, Gunnarsdottir G, Fugelseth D, Pripp AH, Domellöf M, Størdal K, Stiris T, Moltu SJ (2023)
Effect of arachidonic and docosahexaenoic acid supplementation on quality of growth in preterm infants: A secondary analysis of a randomized controlled trial
Clin Nutr, 42 (12), 2311-2319
DOI 10.1016/j.clnu.2023.10.005, PubMed 37856920

Rossholt ME, Wendel K, Bratlie M, Aas MF, Gunnarsdottir G, Fugelseth D, Pripp AH, Domellöf M, Størdal K, Stiris T, Moltu SJ (2023)
Vitamin A Status in Preterm Infants Is Associated with Inflammation and Dexamethasone Exposure
Nutrients, 15 (2)
DOI 10.3390/nu15020441, PubMed 36678312

Rydland E, Høye S, Størdal K (2023)
Antibiotic use for airway infections in Norwegian children-A national register-based study
Acta Paediatr, 113 (3), 537-543
DOI 10.1111/apa.17052, PubMed 38031498

Stocker M, Klingenberg C, Navér L, Nordberg V, Berardi A, El Helou S, Fusch G, Bliss JM, Lehnick D, Dimopoulou V, Guerina N, Seliga-Siwecka J, Maton P, Lagae D, Mari J, Janota J, Agyeman PKA, Pfister R, Latorre G, Maffei G, Laforgia N, Mózes E, Størdal K, Strunk T, Giannoni E (2023)
Less is more: Antibiotics at the beginning of life
Nat Commun, 14 (1), 2423
DOI 10.1038/s41467-023-38156-7, PubMed 37105958

Størdal K, Hjörleifsson S (2023)
[Five years of Choosing Wisely Norway – is it helping?]
Tidsskr Nor Laegeforen, 143 (17)
DOI 10.4045/tidsskr.23.0627, PubMed 37987081

Størdal K, Tapia G, Lund-Blix NA, Stene LC (2023)
Genotypes predisposing for celiac disease and autoimmune diabetes and risk of infections in early childhood
J Pediatr Gastroenterol Nutr, 78 (2), 295-303
DOI 10.1002/jpn3.12078, PubMed 38374560

Ulnes M, Albrektsson H, Størdal K, Saalman R, Ludvigsson JF, Mårild K (2023)
Lack of Follow-Up for Celiac Disease During Childhood Not Associated With Poor Health Outcomes: A Regional Swedish Cohort Study
J Pediatr Gastroenterol Nutr, 77 (5), 640-647
DOI 10.1097/MPG.0000000000003911, PubMed 37580863

Östensson M, Björkqvist O, Guo A, Størdal K, Halfvarson J, Mårild K, Ludvigsson J (2023)
Epidemiology, validation, and clinical characteristics of inflammatory bowel disease: the ABIS birth cohort study
BMC Gastroenterol, 23 (1), 199
DOI 10.1186/s12876-023-02840-1, PubMed 37291531

Aasen ERHV, Søvik ML, Størdal K, Lee A (2023)
Are We on the Same Page? Exploring Pediatric Patients' Involvement With Advance Care Planning
J Pain Symptom Manage, 66 (3), e353-e363
DOI 10.1016/j.jpainsymman.2023.04.003, PubMed 37054956

Publications 2022

Arntzen SS, Gjefsen HM, Telle KE, Magnusson K, Størdal K, Håberg SE, Kinge JM (2022)
General practitioner visits after SARS-CoV-2 omicron compared with the delta variant in children in Norway: a prospective nationwide registry study
BMJ Paediatr Open, 6 (1)
DOI 10.1136/bmjpo-2022-001502, PubMed 36053662

Bøås H, Bekkevold T, Havdal LB, Kran AB, Rojahn AE, Størdal K, Debes S, Døllner H, Nordbø SA, Barstad B, Haarr E, Vázquez Fernández L, Nakstad B, Leegaard TM, Hungnes O, Flem E, Norwegian Enhanced Pediatric Immunisation Surveillance (NorEPIS) Network (2022)
The burden of hospital-attended influenza in Norwegian children
Front Pediatr, 10, 963274
DOI 10.3389/fped.2022.963274, PubMed 36160779

Dewez JE, Pembrey L, Nijman RG, Del Torso S, Grossman Z, Hadjipanayis A, Van Esso D, Lim E, Emonts M, Burns J, Gras-LeGuen C, Kohlfuerst D, Dornbusch HJ, Brengel-Pesce K, Mallet F, von Both U, Tsolia M, Eleftheriou I, Zavadska D, de Groot R, van der Flier M, Moll H, Hagedoorn N, Borensztajn D, Oostenbrink R et al. (2022)
Availability and use of rapid diagnostic tests for the management of acute childhood infections in Europe: A cross-sectional survey of paediatricians
PLoS One, 17 (12), e0275336
DOI 10.1371/journal.pone.0275336, PubMed 36538525

Giannoni E, Dimopoulou V, Klingenberg C, Navér L, Nordberg V, Berardi A, El Helou S, Fusch G, Bliss JM, Lehnick D, Guerina N, Seliga-Siwecka J, Maton P, Lagae D, Mari J, Janota J, Agyeman PKA, Pfister R, Latorre G, Maffei G, Laforgia N, Mózes E, Størdal K, Strunk T, Stocker M et al. (2022)
Analysis of Antibiotic Exposure and Early-Onset Neonatal Sepsis in Europe, North America, and Australia
JAMA Netw Open, 5 (11), e2243691
DOI 10.1001/jamanetworkopen.2022.43691, PubMed 36416819

Gunnarsdottir S, Albrektsson H, Frydebo J, Miron N, Kindblom JM, Størdal K, Mårild K (2022)
Celiac disease screening at a pediatric outpatient clinic: a feasibility study
Scand J Gastroenterol, 57 (8), 912-920
DOI 10.1080/00365521.2022.2050292, PubMed 35361050

Havdal LB, Bøås H, Bekkevold T, Bakken Kran AM, Rojahn AE, Størdal K, Debes S, Døllner H, Nordbø SA, Barstad B, Haarr E, Fernández LV, Nakstad B, Inchley C, Flem E (2022)
Risk factors associated with severe disease in respiratory syncytial virus infected children under 5 years of age
Front Pediatr, 10, 1004739
DOI 10.3389/fped.2022.1004739, PubMed 36110112

Havdal LB, Bøås H, Bekkevold T, Kran AB, Rojahn AE, Størdal K, Debes S, Døllner H, Nordbø SA, Barstad B, Haarr E, Fernández LV, Nakstad B, Inchley C, Flem E (2022)
Corrigendum to 'The burden of respiratory syncytial virus in children under 5 years of age in Norway' [Journal of Infection Volume 84, Issue 2 (2022) Pages 205-215]
J Infect, 86 (4), 420
DOI 10.1016/j.jinf.2022.12.018, PubMed 36572618

Heen E, Størdal K, Wachira J, Heen I, Lundeby KM (2022)
Do we need a new global policy for ending preventable perinatal deaths in fragile low-income countries?
J Glob Health, 12, 03020
DOI 10.7189/jogh.12.03020, PubMed 35596942

Jankauskaite L, Grechukha Y, Kjær KA, Mamenko M, Nakstad B, Romankevych I, Schnyder S, Selvakumar J, Trapani S, Daniliaviciene S, Valiulis A, Wyder C, Størdal K (2022)
Overuse of medical care in paediatrics: A survey from five countries in the European Academy of Pediatrics
Front Pediatr, 10, 945540
DOI 10.3389/fped.2022.945540, PubMed 36177454

Lyamouri M, Mårild K, Nielsen RG, Størdal K (2022)
Proton pump inhibitors for infants in three Scandinavian countries increased from 2007 to 2020 despite international recommendations
Acta Paediatr, 111 (11), 2222-2228
DOI 10.1111/apa.16491, PubMed 35860963

Magnusson K, Skyrud KD, Suren P, Greve-Isdahl M, Størdal K, Kristoffersen DT, Telle K (2022)
Healthcare use in 700 000 children and adolescents for six months after covid-19: before and after register based cohort study
BMJ, 376, e066809
DOI 10.1136/bmj-2021-066809, PubMed 35039315

Mearin ML, Agardh D, Antunes H, Al-Toma A, Auricchio R, Castillejo G, Catassi C, Ciacci C, Discepolo V, Dolinsek J, Donat E, Gillett P, Guandalini S, Husby Md DMSc S, Koletzko Md S, Koltai T, Korponay-Szabó IR, Kurppa K, Lionetti E, Mårild K, Martinez Ojinaga E, Meijer C, Monachesi C, Polanco I, Popp A et al. (2022)
ESPGHAN Position Paper on Management and Follow-up of Children and Adolescents With Celiac Disease
J Pediatr Gastroenterol Nutr, 75 (3), 369-386
DOI 10.1097/MPG.0000000000003540, PubMed 35758521

Methi F, Størdal K, Telle K, Larsen VB, Magnusson K (2022)
Hospital Admissions for Respiratory Tract Infections in Children Aged 0-5 Years for 2017/2023
Front Pediatr, 9, 822985
DOI 10.3389/fped.2021.822985, PubMed 35096720

Pernica JM, Arscott-Mills T, Steenhoff AP, Mokomane M, Moorad B, Bapabi M, Lechiile K, Mangwegape O, Batisani B, Mawoko N, Muthoga C, Vanniyasingam T, Ewusie J, Lowe A, Bonsu JM, Gezmu AM, Smieja M, Mazhani L, Stordal K, Thabane L, Kelly MS, Goldfarb DM (2022)
Optimising the management of childhood acute diarrhoeal disease using a rapid test-and- treat strategy and/or Lactobacillus reuteri DSM 17938: a multicentre, randomised, controlled, factorial trial in Botswana
BMJ Glob Health, 7 (4)
DOI 10.1136/bmjgh-2021-007826, PubMed 35418412

Rantala AK, Tapia G, Magnus MC, Stene LC, Jaakkola JJK, Størdal K, Karlstad Ø, Nystad W (2022)
Maternal antibiotic use and infections during pregnancy and offspring asthma: the Norwegian Mother, Father and Child Cohort Study and a nationwide register cohort
Eur J Epidemiol, 37 (9), 983-992
DOI 10.1007/s10654-022-00897-y, PubMed 35939140

Rettedal S, Kibsgaard A, Eilevstjønn J, Kvaløy JT, Bjorland PA, Markhus Pike H, Haynes J, Tysland TB, Størdal K, Holte K, Davis PG, Ersdal HL (2022)
Impact of immediate and continuous heart rate feedback by dry electrode ECG on time to initiation of ventilation after birth: protocol for a randomised controlled trial
BMJ Open, 12 (9), e061839
DOI 10.1136/bmjopen-2022-061839, PubMed 36691167

Rossholt ME, Bratlie M, Wendel K, Aas MF, Gunnarsdottir G, Fugelseth D, Stiris T, Domellöf M, Størdal K, Moltu SJ (2022)
A standardized feeding protocol ensured recommended nutrient intakes and prevented growth faltering in preterm infants < 29 weeks gestation
Clin Nutr ESPEN, 53, 251-259
DOI 10.1016/j.clnesp.2022.12.024, PubMed 36657920

Størdal K, Ruiz PL, Greve-Isdahl M, Surén P, Knudsen PK, Gulseth HL, Tapia G (2022)
Risk factors for SARS-CoV-2 infection and hospitalisation in children and adolescents in Norway: a nationwide population-based study
BMJ Open, 12 (3), e056549
DOI 10.1136/bmjopen-2021-056549, PubMed 35277409

Ulnes M, Albrektsson H, Størdal K, Saalman R, Ludvigsson JF, Mårild K (2022)
Regional Swedish study found that one in seven coeliac patients experienced loss of follow up during childhood
Acta Paediatr, 112 (3), 510-521
DOI 10.1111/apa.16633, PubMed 36524332

Publications 2021

Bruun T, Salamanca BV, Bekkevold T, Døllner H, Gibory M, Gilje AM, Haarr E, Kran AB, Leegaard TM, Nakstad B, Nordbø SA, Rojahn A, Størdal K, Flem E, Norwegian Enhanced Pediatric Immunisation Surveillance Network (2021)
Impact of the Rotavirus Vaccination Program in Norway After Four Years With High Coverage
Pediatr Infect Dis J, 40 (4), 368-374
DOI 10.1097/INF.0000000000003020, PubMed 33399430

Gibory M, Bruun T, Flem E, Dembinski JL, Haltbakk I, Størdal K, Nordbø SA, Jakobsen K, Haarr E, Leegaard TM, Dudman SG (2021)
Genetic diversity of rotavirus strains circulating in Norway before and after the introduction of rotavirus vaccination in children
J Med Virol, 94 (6), 2624-2631
DOI 10.1002/jmv.27484, PubMed 34837228

Havdal LB, Bøås H, Bekkevold T, Kran AB, Rojahn AE, Størdal K, Debes S, Døllner H, Nordbø SA, Barstad B, Haarr E, Fernández LV, Nakstad B, Inchley C, Flem E (2021)
The burden of respiratory syncytial virus in children under 5 years of age in Norway
J Infect, 84 (2), 205-215
DOI 10.1016/j.jinf.2021.12.008, PubMed 34906596

Holte K, Ersdal H, Klingenberg C, Eilevstjønn J, Stigum H, Jatosh S, Kidanto H, Størdal K (2021)
Expired carbon dioxide during newborn resuscitation as predictor of outcome
Resuscitation, 166, 121-128
DOI 10.1016/j.resuscitation.2021.05.018, PubMed 34098031

Mikalsen IB, Halvorsen T, Juliusson PB, Magnus M, Nystad W, Stensrud T, Størdal K, Vollsæter M, Øymar K (2021)
Early life growth and associations with lung function and bronchial hyperresponsiveness at 11-years of age
Respir Med, 177, 106305
DOI 10.1016/j.rmed.2021.106305, PubMed 33482491

Mundal HS, Rønnestad A, Klingenberg C, Stensvold HJ, Størdal K (2021)
Antibiotic Use in Term and Near-Term Newborns
Pediatrics, 148 (6)
DOI 10.1542/peds.2021-051339, PubMed 34814187

Oymar K, Karlstad O, Stordal K (2021)
Do recommendations for changing treatment have an effect?
Tidsskr. Nor. Laegeforen., 141 (12), 1153-1154

Stordal K (2021)
COVID-19: Children are not small adults
Tidsskr. Nor. Laegeforen., 141 (14), 1330

Stordal K, Greve-Isdahl M, Suren P (2021)
When the restrictions are worse than the pandemic
Tidsskr. Nor. Laegeforen., 141 (3), 225-227

Størdal K (2021)
Growth and the changing faces of coeliac disease
Acta Paediatr, 110 (7), 1987-1988
DOI 10.1111/apa.15855, PubMed 33811380

Størdal K (2021)
[COVID-19: children are not just small adults]
Tidsskr Nor Laegeforen, 141 (2021-14)
DOI 10.4045/tidsskr.21.0656, PubMed 34641656

Størdal K, Greve-Isdahl M, Surén P (2021)
When the restrictions are worse than the pandemic
Tidsskr Nor Laegeforen, 141 (3)
DOI 10.4045/tidsskr.21.0055, PubMed 33624978

Størdal K, Kahrs C, Tapia G, Agardh D, Kurppa K, Stene LC (2021)
Letter: risk of coeliac disease-do microbial derived factors promote and protect? Authors' reply
Aliment Pharmacol Ther, 53 (12), 1328
DOI 10.1111/apt.16389, PubMed 34029413

Tapia G, Chudá K, Kahrs CR, Stene LC, Kramna L, Mårild K, Rasmussen T, Rønningen KS, Cinek O, Størdal K (2021)
Parechovirus Infection in Early Childhood and Association With Subsequent Celiac Disease
Am J Gastroenterol, 116 (4), 788-795
DOI 10.14309/ajg.0000000000001003, PubMed 33982949

Tapia G, Suvitaival T, Ahonen L, Lund-Blix NA, Njølstad PR, Joner G, Skrivarhaug T, Legido-Quigley C, Størdal K, Stene LC (2021)
Prediction of Type 1 Diabetes at Birth: Cord Blood Metabolites vs Genetic Risk Score in the Norwegian Mother, Father, and Child Cohort
J Clin Endocrinol Metab, 106 (10), e4062-e4071
DOI 10.1210/clinem/dgab400, PubMed 34086903

Øymar K, Karlstad Ø, Størdal K (2021)
[Have recommendations on change of treatment had any effect?]
Tidsskr Nor Laegeforen, 141
DOI 10.4045/tidsskr.21.0437, PubMed 34505489

Publications 2020

Brodwall K, Størdal K (2020)
[The world’s children are vulnerable to the ramifications of the pandemic]
Tidsskr Nor Laegeforen, 140 (9)
DOI 10.4045/tidsskr.20.0433, PubMed 32549001

Dretvik T, Solevåg AL, Finvåg A, Størdal EH, Størdal K, Klingenberg C (2020)
Active antibiotic discontinuation in suspected but not confirmed early-onset neonatal sepsis-A quality improvement initiative
Acta Paediatr, 109 (6), 1125-1130
DOI 10.1111/apa.15202, PubMed 31999863

Elverud IS, Størdal K, Chiduo M, Klingenberg C (2020)
Factors Influencing Growth of Children Aged 12-24 Months in the Tanga Region, Tanzania
J Trop Pediatr, 66 (2), 210-217
DOI 10.1093/tropej/fmz056, PubMed 31504993

Holte K, Ersdal H, Eilevstjønn J, Gomo Ø, Klingenberg C, Thallinger M, Linde J, Stigum H, Yeconia A, Kidanto H, Størdal K (2020)
Positive End-Expiratory Pressure in Newborn Resuscitation Around Term: A Randomized Controlled Trial
Pediatrics, 146 (4)
DOI 10.1542/peds.2020-0494, PubMed 32917847

Husby S, Koletzko S, Korponay-Szabó I, Kurppa K, Mearin ML, Ribes-Koninckx C, Shamir R, Troncone R, Auricchio R, Castillejo G, Christensen R, Dolinsek J, Gillett P, Hróbjartsson A, Koltai T, Maki M, Nielsen SM, Popp A, Størdal K, Werkstetter K, Wessels M (2020)
European Society Paediatric Gastroenterology, Hepatology and Nutrition Guidelines for Diagnosing Coeliac Disease 2020
J Pediatr Gastroenterol Nutr, 70 (1), 141-156
DOI 10.1097/MPG.0000000000002497, PubMed 31568151

Lund-Blix NA, Tapia G, Mårild K, Brantsaeter AL, Njølstad PR, Joner G, Skrivarhaug T, Størdal K, Stene LC (2020)
Maternal and child gluten intake and association with type 1 diabetes: The Norwegian Mother and Child Cohort Study
PLoS Med, 17 (3), e1003032
DOI 10.1371/journal.pmed.1003032, PubMed 32119659

Lund-Blix NA, Tapia G, Mårild K, Brantsæter AL, Eggesbø M, Mandal S, Stene LC, Størdal K (2020)
Maternal fibre and gluten intake during pregnancy and risk of childhood celiac disease: the MoBa study
Sci Rep, 10 (1), 16439
DOI 10.1038/s41598-020-73244-4, PubMed 33009438

Lundeby KM, Heen E, Mosa M, Abdi A, Størdal K (2020)
Neonatal morbidity and mortality in Hargeisa, Somaliland: an observational, hospital based study
Pan Afr Med J, 37, 3
DOI 10.11604/pamj.2020.37.3.24741, PubMed 32983321

Mårild K, Ohlsson C, Bygdell M, Martikainen J, Sävendahl L, Størdal K, Kindblom JM (2020)
Growth and Pubertal Timing in Boys With Adult-diagnosed Celiac Disease: A Population-based Longitudinal Cohort Study
J Pediatr Gastroenterol Nutr, 70 (6), 853-857
DOI 10.1097/MPG.0000000000002682, PubMed 32443046

Stahl MG, Dong F, Lamb MM, Waugh KC, Taki I, Størdal K, Stene LC, Rewers MJ, Liu E, Norris JM, Mårild K (2020)
Childhood growth prior to screen-detected celiac disease: prospective follow-up of an at-risk birth cohort
Scand J Gastroenterol, 55 (11), 1284-1290
DOI 10.1080/00365521.2020.1821087, PubMed 32941083

Stordal K, Hjorleifsson S (2020)
Can we make wiser choices?
Tidsskr. Nor. Laegeforen., 140 (2), 116

Størdal K, Bakken IJ, Greve-Isdahl M, Klingenberg C, Helland E, Nystad W, Hjellvik V, Gulseth HL (2020)
SARS-CoV-2 in children and adolescents in Norway: confirmed infection, hospitalisations and underlying conditions
Tidsskr Nor Laegeforen, 140 (11)
DOI 10.4045/tidsskr.20.0457, PubMed 32815353

Størdal K, Eilevstjønn J, Mduma E, Holte K, Thallinger M, Linde J, Mdoe P, Kidanto H, Ersdal HL (2020)
Increased perinatal survival and improved ventilation skills over a five-year period: An observational study
PLoS One, 15 (10), e0240520
DOI 10.1371/journal.pone.0240520, PubMed 33045029

Størdal K, Hjörleifsson S (2020)
Can we make wiser choices?
Tidsskr Nor Laegeforen, 140 (2)
DOI 10.4045/tidsskr.19.0759, PubMed 32026857

Størdal K, Kahrs C, Tapia G, Agardh D, Kurppa K, Stene LC (2020)
Review article: exposure to microbes and risk of coeliac disease
Aliment Pharmacol Ther, 53 (1), 43-62
DOI 10.1111/apt.16161, PubMed 33210316

Tapia G, Mortimer G, Ye J, Mårild K, Chipper-Keating S, Gillard BT, Viken MK, Lie BA, Stene LC, Gillespie KM, Størdal K (2020)
Maternal Microchimerism in Cord Blood and Risk of Celiac Disease in Childhood
J Pediatr Gastroenterol Nutr, 71 (3), 321-327
DOI 10.1097/MPG.0000000000002811, PubMed 32833392

Publications 2019

Dydensborg Sander S, Nybo Andersen AM, Murray JA, Karlstad Ø, Husby S, Størdal K (2019)
Association Between Antibiotics in the First Year of Life and Celiac Disease
Gastroenterology, 156 (8), 2217-2229
DOI 10.1053/j.gastro.2019.02.039, PubMed 30836095

Holte K, Ersdal HL, Eilevstjønn J, Thallinger M, Linde J, Klingenberg C, Holst R, Bayo S, Kidanto H, Stordal K (2019)
Predictors for expired CO₂ in neonatal bag-mask ventilation at birth: observational study
BMJ Paediatr Open, 3 (1), e000544
DOI 10.1136/bmjpo-2019-000544, PubMed 31646198

Kahrs CR, Chuda K, Tapia G, Stene LC, Mårild K, Rasmussen T, Rønningen KS, Lundin KEA, Kramna L, Cinek O, Størdal K (2019)
Enterovirus as trigger of coeliac disease: nested case-control study within prospective birth cohort
BMJ, 364, l231
DOI 10.1136/bmj.l231, PubMed 30760441

Lund-Blix NA, Dong F, Mårild K, Seifert J, Barón AE, Waugh KC, Joner G, Størdal K, Tapia G, Stene LC, Johnson RK, Rewers MJ, Norris JM (2019)
Gluten Intake and Risk of Islet Autoimmunity and Progression to Type 1 Diabetes in Children at Increased Risk of the Disease: The Diabetes Autoimmunity Study in the Young (DAISY)
Diabetes Care, 42 (5), 789-796
DOI 10.2337/dc18-2315, PubMed 30796108

Lund-Blix NA, Mårild K, Tapia G, Norris JM, Stene LC, Størdal K (2019)
Gluten Intake in Early Childhood and Risk of Celiac Disease in Childhood: A Nationwide Cohort Study
Am J Gastroenterol, 114 (8), 1299-1306
DOI 10.14309/ajg.0000000000000331, PubMed 31343439

Mårild K, Dong F, Lund-Blix NA, Seifert J, Barón AE, Waugh KC, Taki I, Størdal K, Tapia G, Stene LC, Johnson RK, Liu E, Rewers MJ, Norris JM (2019)
Gluten Intake and Risk of Celiac Disease: Long-Term Follow-up of an At-Risk Birth Cohort
Am J Gastroenterol, 114 (8), 1307-1314
DOI 10.14309/ajg.0000000000000255, PubMed 31082869

Mårild K, Tapia G, Midttun Ø, Ueland PM, Magnus MC, Rewers M, Stene LC, Størdal K (2019)
Smoking in pregnancy, cord blood cotinine and risk of celiac disease diagnosis in offspring
Eur J Epidemiol, 34 (7), 637-649
DOI 10.1007/s10654-019-00522-5, PubMed 31037572

Olsen A, Iversen C, Stordal K (2019)
Use of nitrous oxide in children
Tidsskr. Nor. Laegeforen., 139 (12), 1159-1163

Olsen A, Iversen C, Størdal K (2019)
Use of nitrous oxide in children
Tidsskr Nor Laegeforen, 139 (12)
DOI 10.4045/tidsskr.18.0338, PubMed 31502800

Stordal K (2019)
Reply to Wester from Norwegian paediatricians
Tidsskr. Nor. Laegeforen., 139 (8), 696

Størdal K (2019)
[Response to Wester from the Norwegian Society of Pediatricians]
Tidsskr Nor Laegeforen, 139 (8)
DOI 10.4045/tidsskr.19.0295, PubMed 31062550

Størdal K, Wyder C, Trobisch A, Grossman Z, Hadjipanayis A (2019)
Overtesting and overtreatment-statement from the European Academy of Paediatrics (EAP)
Eur J Pediatr, 178 (12), 1923-1927
DOI 10.1007/s00431-019-03461-1, PubMed 31506723

Tapia G, Mortimer G, Ye J, Gillard BT, Chipper-Keating S, Mårild K, Viken MK, Lie BA, Joner G, Skrivarhaug T, Njølstad PR, Størdal K, Gillespie KM, Stene LC (2019)
Maternal microchimerism in cord blood and risk of childhood-onset type 1 diabetes
Pediatr Diabetes, 20 (6), 728-735
DOI 10.1111/pedi.12875, PubMed 31173445

Tapia G, Mårild K, Dahl SR, Lund-Blix NA, Viken MK, Lie BA, Njølstad PR, Joner G, Skrivarhaug T, Cohen AS, Størdal K, Stene LC (2019)
Maternal and Newborn Vitamin D-Binding Protein, Vitamin D Levels, Vitamin D Receptor Genotype, and Childhood Type 1 Diabetes
Diabetes Care, 42 (4), 553-559
DOI 10.2337/dc18-2176, PubMed 30692241

Publications 2018

Dydensborg Sander S, Hansen AV, Størdal K, Andersen AN, Murray JA, Husby S (2018)
Mode of delivery is not associated with celiac disease
Clin Epidemiol, 10, 323-332
DOI 10.2147/CLEP.S152168, PubMed 29593435

Lossius AK, Magnus MC, Lunde J, Størdal K (2018)
Prospective Cohort Study of Breastfeeding and the Risk of Childhood Asthma
J Pediatr, 195, 182-189.e2
DOI 10.1016/j.jpeds.2017.11.065, PubMed 29397158

Magnus MC, Olsen SF, Granstrom C, Lund-Blix NA, Svensson J, Johannesen J, Fraser A, Skrivarhaug T, Joner G, Njølstad PR, Størdal K, Stene LC (2018)
Paternal and maternal obesity but not gestational weight gain is associated with type 1 diabetes
Int J Epidemiol, 47 (2), 417-426
DOI 10.1093/ije/dyx266, PubMed 29415279

Magnus MC, Tapia G, Olsen SF, Granstrom C, Mårild K, Ueland PM, Midttun Ø, Svensson J, Johannesen J, Skrivarhaug T, Joner G, Njølstad PR, Størdal K, Stene LC (2018)
Parental Smoking and Risk of Childhood-onset Type 1 Diabetes
Epidemiology, 29 (6), 848-856
DOI 10.1097/EDE.0000000000000911, PubMed 30074542

Pernica JM, Steenhoff AP, Mokomane M, Moorad B, Lechiile K, Smieja M, Mazhani L, Cheng J, Kelly MS, Loeb M, Stordal K, Goldfarb DM (2018)
Correction: Rapid enteric testing to permit targeted antimicrobial therapy, with and without Lactobacillus reuteri probiotics, for paediatric acute diarrhoeal disease in Botswana: A pilot, randomized, factorial, controlled trial
PLoS One, 13 (3), e0194957
DOI 10.1371/journal.pone.0194957, PubMed 29561910

Qadori M, Flem E, Bekkevold T, Døllner H, Gilje AM, Rojahn A, Størdal K (2018)
Hypoglycaemia was common in acute gastroenteritis in a prospective hospital-based study, but electrolyte imbalances were not
Acta Paediatr, 107 (8), 1455-1460
DOI 10.1111/apa.14318, PubMed 29532511

Skrivarhaug T, Stordal K, Stene LC (2018)
What can be done to prevent delayed diagnosis of type 1 diabetes in children?
Tidsskr. Nor. Laegeforen., 138 (6), 521-523

Skrivarhaug T, Størdal K, Stene LC (2018)
[What can be done to prevent delayed diagnosis of type 1 diabetes in children?]
Tidsskr Nor Laegeforen, 138 (6)
DOI 10.4045/tidsskr.17.0935, PubMed 29557136

Stordal K, Lund-Blix NA, Stene LC (2018)
Health effects of breastfeeding
Tidsskr. Nor. Laegeforen., 138 (9), 812-814

Stordal K, Selvaag E, Greve-Isdahl M (2018)
Prohibition of energy drinks?
Tidsskr. Nor. Laegeforen., 138 (17), 1593

Størdal K, Lund-Blix NA, Stene LC (2018)
[Health effects of breastfeeding]
Tidsskr Nor Laegeforen, 138 (9)
DOI 10.4045/tidsskr.18.0035, PubMed 29808657

Størdal K, McArdle HJ, Hayes H, Tapia G, Viken MK, Lund-Blix NA, Haugen M, Joner G, Skrivarhaug T, Mårild K, Njølstad PR, Eggesbø M, Mandal S, Page CM, London SJ, Lie BA, Stene LC (2018)
Prenatal iron exposure and childhood type 1 diabetes
Sci Rep, 8 (1), 9067
DOI 10.1038/s41598-018-27391-4, PubMed 29899542

Størdal K, Selvaag E, Greve-Isdahl M (2018)
[A ban on energy drinks?]
Tidsskr Nor Laegeforen, 138 (17)
DOI 10.4045/tidsskr.18.0773, PubMed 30378415

Tapia G, Størdal K, Mårild K, Kahrs CR, Skrivarhaug T, Njølstad PR, Joner G, Stene LC (2018)
Antibiotics, acetaminophen and infections during prenatal and early life in relation to type 1 diabetes
Int J Epidemiol, 47 (5), 1538-1548
DOI 10.1093/ije/dyy092, PubMed 29868838

Thorsen SU, Mårild K, Olsen SF, Holst KK, Tapia G, Granström C, Halldorsson TI, Cohen AS, Haugen M, Lundqvist M, Skrivarhaug T, Njølstad PR, Joner G, Magnus P, Størdal K, Svensson J, Stene LC (2018)
Lack of Association Between Maternal or Neonatal Vitamin D Status and Risk of Childhood Type 1 Diabetes: A Scandinavian Case-Cohort Study
Am J Epidemiol, 187 (6), 1174-1181
DOI 10.1093/aje/kwx361, PubMed 29186303

Publications 2017

Beitnes AR, Vikskjold FB, Jóhannesdóttir GB, Perminow G, Olbjørn C, Andersen SN, Bentsen BS, Rugtveit J, Størdal K (2017)
Symptoms and Mucosal Changes Stable During Rapid Increase of Pediatric Celiac Disease in Norway
J Pediatr Gastroenterol Nutr, 64 (4), 586-591
DOI 10.1097/MPG.0000000000001307, PubMed 27299421

Ghaderi S, Størdal K, Gunnes N, Bakken IJ, Magnus P, Håberg SE (2017)
Encephalitis after influenza and vaccination: a nationwide population-based registry study from Norway
Int J Epidemiol, 46 (5), 1618-1626
DOI 10.1093/ije/dyx149, PubMed 29024996

Gibory M, Haltbakk I, Flem E, Vainio K, Salamanca BV, Størdal K, Nordbø SA, Jakobsen K, Haarr E, Dudman SG (2017)
Rotavirus detection in bulk stool and rectal swab specimens in children with acute gastroenteritis in Norway
J Clin Virol, 97, 50-53
DOI 10.1016/j.jcv.2017.10.017, PubMed 29107766

Kahrs CR, Magnus MC, Stigum H, Lundin KEA, Størdal K (2017)
Early growth in children with coeliac disease: a cohort study
Arch Dis Child, 102 (11), 1037-1043
DOI 10.1136/archdischild-2016-312304, PubMed 28611068

Koletzko S, Auricchio R, Dolinsek J, Gillett P, Korponay-Szabo I, Kurppa K, Mearin ML, Mäki M, Popp A, Ribes C, Shamir R, Stordal K, Troncone R, Werkstetter K, Wessels M, Zimmer KP, Husby S (2017)
No Need for Routine Endoscopy in Children With Celiac Disease on a Gluten-free Diet
J Pediatr Gastroenterol Nutr, 65 (3), 267-269
DOI 10.1097/MPG.0000000000001628, PubMed 28489675

Kårhus LL, Gunnes N, Størdal K, Bakken IJ, Tapia G, Stene LC, Håberg SE, Mårild K (2017)
Influenza and risk of later celiac disease: a cohort study of 2.6 million people
Scand J Gastroenterol, 53 (1), 15-23
DOI 10.1080/00365521.2017.1362464, PubMed 29076383

Lund-Blix NA, Dydensborg Sander S, Størdal K, Nybo Andersen AM, Rønningen KS, Joner G, Skrivarhaug T, Njølstad PR, Husby S, Stene LC (2017)
Infant Feeding and Risk of Type 1 Diabetes in Two Large Scandinavian Birth Cohorts
Diabetes Care, 40 (7), 920-927
DOI 10.2337/dc17-0016, PubMed 28487451

Mårild K, Kahrs CR, Tapia G, Stene LC, Størdal K (2017)
Maternal Infections, Antibiotics, and Paracetamol in Pregnancy and Offspring Celiac Disease: A Cohort Study
J Pediatr Gastroenterol Nutr, 64 (5), 730-736
DOI 10.1097/MPG.0000000000001339, PubMed 27429425

Mårild K, Størdal K, Bulik CM, Rewers M, Ekbom A, Liu E, Ludvigsson JF (2017)
Celiac Disease and Anorexia Nervosa: A Nationwide Study
Pediatrics, 139 (5)
DOI 10.1542/peds.2016-4367, PubMed 28557761

Mårild K, Tapia G, Haugen M, Dahl SR, Cohen AS, Lundqvist M, Lie BA, Stene LC, Størdal K (2017)
Maternal and neonatal vitamin D status, genotype and childhood celiac disease
PLoS One, 12 (7), e0179080
DOI 10.1371/journal.pone.0179080, PubMed 28686601

Pernica JM, Steenhoff AP, Mokomane M, Moorad B, Lechiile K, Smieja M, Mazhani L, Cheng J, Kelly MS, Loeb M, Stordal K, Goldfarb DM (2017)
Rapid enteric testing to permit targeted antimicrobial therapy, with and without Lactobacillus reuteri probiotics, for paediatric acute diarrhoeal disease in Botswana: A pilot, randomized, factorial, controlled trial
PLoS One, 12 (10), e0185177
DOI 10.1371/journal.pone.0185177, PubMed 28991918

Stordal K, Marild K, Blix HS (2017)
Use of antibiotics in children in the period 2005-16
Tidsskr. Nor. Laegeforen., 137 (18), 1414-1419

Størdal K, Lundeby KM, Brantsæter AL, Haugen M, Nakstad B, Lund-Blix NA, Stene LC (2017)
Breast-feeding and Infant Hospitalization for Infections: Large Cohort and Sibling Analysis
J Pediatr Gastroenterol Nutr, 65 (2), 225-231
DOI 10.1097/MPG.0000000000001539, PubMed 28737571

Størdal K, Mårild K, Blix HS (2017)
[Use of antibiotics in children during the period 2005 – 16]
Tidsskr Nor Laegeforen, 137 (18)
DOI 10.4045/tidsskr.17.0272, PubMed 28972334

Størdal K, Mårild K, Tapia G, Haugen M, Cohen AS, Lie BA, Stene LC (2017)
Fetal and Maternal Genetic Variants Influencing Neonatal Vitamin D Status
J Clin Endocrinol Metab, 102 (11), 4072-4079
DOI 10.1210/jc.2017-00827, PubMed 28938476

Thallinger M, Ersdal HL, Francis F, Yeconia A, Mduma E, Kidanto H, Linde JE, Eilevstjønn J, Gunnes N, Størdal K (2017)
Born not breathing: A randomised trial comparing two self-inflating bag-masks during newborn resuscitation in Tanzania
Resuscitation, 116, 66-72
DOI 10.1016/j.resuscitation.2017.04.012, PubMed 28427883

Vistnes M, Tapia G, Mårild K, Midttun Ø, Ueland PM, Viken MK, Magnus P, Berg JP, Gillespie KM, Skrivarhaug T, Njølstad PR, Joner G, Størdal K, Stene LC (2017)
Plasma immunological markers in pregnancy and cord blood: A possible link between macrophage chemo-attractants and risk of childhood type 1 diabetes
Am J Reprod Immunol, 79 (3)
DOI 10.1111/aji.12802, PubMed 29266506

Publications 2016

Bruun T, Salamanca BV, Bekkevold T, Vainio K, Gibory M, Haugstad KE, Rojahn A, Jakobsen K, Størvold G, Lunde A, Størdal K, Kanestrøm A, Eidem MO, Døllner H, Skanke LH, Nordbø SA, Sivertsen HC, Gilje AM, Haarr E, Flem E, Norwegian Enhanced Pediatric Immunisation Surveillance (NorEPIS) Network (2016)
Burden of Rotavirus Disease in Norway: Using National Registries for Public Health Research
Pediatr Infect Dis J, 35 (4), 396-400
DOI 10.1097/INF.0000000000001055, PubMed 26974747

Dydensborg Sander S, Størdal K, Plato Hansen T, Nybo Andersen AM, Murray JA, Lillevang ST, Husby S (2016)
Validation of celiac disease diagnoses recorded in the Danish National Patient Register using duodenal biopsies, celiac disease-specific antibodies, and human leukocyte-antigen genotypes
Clin Epidemiol, 8, 789-799
DOI 10.2147/CLEP.S122300, PubMed 28008283

Mårild K, Størdal K, Hagman A, Ludvigsson JF (2016)
Turner Syndrome and Celiac Disease: A Case-Control Study
Pediatrics, 137 (2), e20152232
DOI 10.1542/peds.2015-2232, PubMed 26746404

Mårild K, Vistnes M, Tapia G, Midttun Ø, Ueland PM, Viken MK, Magnus P, Berg JP, Stene LC, Størdal K (2016)
Midpregnancy and cord blood immunologic biomarkers, HLA genotype, and pediatric celiac disease
J Allergy Clin Immunol, 139 (5), 1696-1698
DOI 10.1016/j.jaci.2016.10.016, PubMed 27865861

Stordal K, Fagerli I (2016)
The child on the immigration policy altar?
Tidsskr. Nor. Laegeforen., 136 (8), 688

Størdal K, Fagerli I (2016)
[Not Available]
Tidsskr Nor Laegeforen, 136 (8), 688
DOI 10.4045/tidsskr.16.0321, PubMed 27143447

Størdal K, Olbjørn C, Vikskjold FB, Holm HK (2016)
[Celiac disease in children--new guidelines]
Tidsskr Nor Laegeforen, 136 (5), 403
DOI 10.4045/tidsskr.15.1139, PubMed 26983141

Thallinger M, Ersdal HL, Morley C, Purington C, Gomo Ø, Mduma E, Eilevstjønn J, Størdal K (2016)
Neonatal ventilation with a manikin model and two novel PEEP valves without an external gas source
Arch Dis Child Fetal Neonatal Ed, 102 (3), F208-F213
DOI 10.1136/archdischild-2016-310955, PubMed 27573519

Publications 2015

Magnus MC, Olsen SF, Granström C, Joner G, Skrivarhaug T, Svensson J, Johannesen J, Njølstad P, Magnus P, Størdal K, Stene LC (2015)
Infant Growth and Risk of Childhood-Onset Type 1 Diabetes in Children From 2 Scandinavian Birth Cohorts
JAMA Pediatr, 169 (12), e153759
DOI 10.1001/jamapediatrics.2015.3759, PubMed 26642117

Mårild K, Kahrs CR, Tapia G, Stene LC, Størdal K (2015)
Infections and risk of celiac disease in childhood: a prospective nationwide cohort study
Am J Gastroenterol, 110 (10), 1475-84
DOI 10.1038/ajg.2015.287, PubMed 26346866

Mårild K, Ludvigsson JF, Størdal K (2015)
Current evidence on whether perinatal risk factors influence coeliac disease is circumstantial
Acta Paediatr, 105 (4), 366-75
DOI 10.1111/apa.13150, PubMed 26258529

Stordal K (2015)
Practical algorithms in pediatric gastroenterology
Tidsskr. Nor. Laegeforen., 135 (5), 462
DOI 10.4045/tidsskr.14.1486

Thallinger M, Ersdal HL, Ombay C, Eilevstjønn J, Størdal K (2015)
Randomised comparison of two neonatal resuscitation bags in manikin ventilation
Arch Dis Child Fetal Neonatal Ed, 101 (4), F299-303
DOI 10.1136/archdischild-2015-308754, PubMed 26437670

Publications 2014

Anderssen SH, Løvlund EE, Nygaard EA, Selberg TR, Størdal K (2014)
Expressing breast milk at home for 24-h periods provides viable samples for macronutrient analysis
Acta Paediatr, 104 (1), 43-6
DOI 10.1111/apa.12825, PubMed 25308054

Emilsson L, Magnus MC, Størdal K (2014)
Perinatal risk factors for development of celiac disease in children, based on the prospective Norwegian Mother and Child Cohort Study
Clin Gastroenterol Hepatol, 13 (5), 921-7
DOI 10.1016/j.cgh.2014.10.012, PubMed 25459557

Publications 2013

Gauer K, Helgestad KI, Wirsching C, Størdal K (2013)
[A teenager with pain, diplopia and unsteady gait]
Tidsskr Nor Laegeforen, 133 (4), 422-5
DOI 10.4045/tidsskr.12.0578, PubMed 23423209

Gauer K, Helgestad KI, Wirsching C, Størdal K (2013)
[K. Gauer og medarbeidere replies]
Tidsskr Nor Laegeforen, 133 (8), 827
DOI 10.4045/tidsskr.13.0464, PubMed 23612095

Størdal K, Bakken IJ, Surén P, Stene LC (2013)
Epidemiology of coeliac disease and comorbidity in Norwegian children
J Pediatr Gastroenterol Nutr, 57 (4), 467-71
DOI 10.1097/MPG.0b013e3182a455dd, PubMed 23863325

Størdal K, Haugen M, Brantsæter AL, Lundin KE, Stene LC (2013)
Association between maternal iron supplementation during pregnancy and risk of celiac disease in children
Clin Gastroenterol Hepatol, 12 (4), 624-31.e1-2
DOI 10.1016/j.cgh.2013.09.061, PubMed 24112997

Størdal K, White RA, Eggesbø M (2013)
Early feeding and risk of celiac disease in a prospective birth cohort
Pediatrics, 132 (5), e1202-9
DOI 10.1542/peds.2013-1752, PubMed 24101761

Zash RM, Ajose-Popoola O, Stordal K, Souda S, Ogwu A, Dryden-Peterson S, Powis K, Lockman S, Makhema J, Essex M, Shapiro RL (2013)
Risk factors for mortality among human immunodeficiency virus-exposed and unexposed infants admitted to a neonatal intensive care unit in Botswana
J Paediatr Child Health, 50 (3), 189-95
DOI 10.1111/jpc.12454, PubMed 24372811

Publications 2012

Brun AC, Størdal K, Johannesdottir GB, Fossum V, Bentsen BS, Medhus AW (2012)
Nissen fundoplication in children with cerebral palsy: influence on rate of gastric emptying and postprandial symptoms in relation to protein source in caloric liquid meals
Clin Nutr, 32 (4), 619-23
DOI 10.1016/j.clnu.2012.11.010, PubMed 23196118

Publications 2011

Brun AC, Størdal K, Johannesdottir GB, Bentsen BS, Medhus AW (2011)
The effect of protein composition in liquid meals on gastric emptying rate in children with cerebral palsy
Clin Nutr, 31 (1), 108-12
DOI 10.1016/j.clnu.2011.07.009, PubMed 21835514

Publications 2010

Chen JY, Ogwu AC, Svab P, Lockman S, Moffat HJ, Gaolathe T, Moilwa S, Størdal K, Dryden-Peterson S, Moffat C, Makhema J, Essex M, Shapiro RL (2010)
Antiretroviral treatment initiation among HIV-infected pregnant women with low CD4(+) cell counts in Gaborone, Botswana
J Acquir Immune Defic Syndr, 54 (1), 102-6
DOI 10.1097/QAI.0b013e3181c080bf, PubMed 19864957

Størdal K (2010)
[HIV transmission from mother to child--can the epidemic be stopped?]
Tidsskr Nor Laegeforen, 130 (5), 480-2
DOI 10.4045/tidsskr.08.0594, PubMed 20224613

Publications 2009

Størdal K (2009)
[Neonatal mortality--the key to reduced neonatal mortality?]
Tidsskr Nor Laegeforen, 129 (21), 2270-3
DOI 10.4045/tidsskr.08.0697, PubMed 19898589

Størdal K, Lie SO (2009)
[Children who die--is the millennium goal within reach?]
Tidsskr Nor Laegeforen, 129 (21), 2266-9
DOI 10.4045/tidsskr.08.0544, PubMed 19898588

Publications 2007

Størdal K, Lunde J (2007)
[Use and misuse of steroids to newborn]
Tidsskr Nor Laegeforen, 127 (21), 2806-9
PubMed 17987071

Publications 2006

Størdal K, Johannesdottir GB, Bentsen BS, Carlsen KC, Sandvik L (2006)
Asthma and overweight are associated with symptoms of gastro-oesophageal reflux
Acta Paediatr, 95 (10), 1197-201
DOI 10.1080/08035250600589041, PubMed 16982489

Publications 2005

Andresen J, Nygaard EA, Størdal K (2005)
Primary cutaneous aspergillosis (PCA)--a case report
Acta Paediatr, 94 (6), 761-2
DOI 10.1111/j.1651-2227.2005.tb01978.x, PubMed 16188782

Størdal K, Johannesdottir GB, Bentsen BS, Knudsen PK, Carlsen KC, Closs O, Handeland M, Holm HK, Sandvik L (2005)
Acid suppression does not change respiratory symptoms in children with asthma and gastro-oesophageal reflux disease
Arch Dis Child, 90 (9), 956-60
DOI 10.1136/adc.2004.068890, PubMed 16113133

Størdal K, Johannesdottir GB, Bentsen BS, Sandvik L (2005)
Gastroesophageal reflux disease in children: association between symptoms and pH monitoring
Scand J Gastroenterol, 40 (6), 636-40
DOI 10.1080/00365520510015502, PubMed 16036522

Størdal K, Nygaard EA, Bentsen BS (2005)
Recurrent abdominal pain: a five-year follow-up study
Acta Paediatr, 94 (2), 234-6
DOI 10.1111/j.1651-2227.2005.tb01897.x, PubMed 15981760

Publications 2004

Nygaard EA, Størdal K, Bentsen BS (2004)
Recurrent abdominal pain in children revisited: irritable bowel syndrome and psychosomatic aspects. A prospective study
Scand J Gastroenterol, 39 (10), 938-40
DOI 10.1080/00365520410003399, PubMed 15513331

Størdal K, Bentsen BS (2004)
Recurrent abdominal pain in school children revisited: fitting adverse food reactions into the puzzle
Acta Paediatr, 93 (7), 869-71
DOI 10.1111/j.1651-2227.2004.tb02681.x, PubMed 15303799

Størdal K, Jahnsen J, Bentsen BS, Moum B (2004)
Pediatric inflammatory bowel disease in southeastern Norway: a five-year follow-up study
Digestion, 70 (4), 226-30
DOI 10.1159/000082893, PubMed 15627770

Størdal K, Jahnsen J, Bentsen BS, Moum B (2004)
Pediatric inflammatory bowel disease in southeastern Norway: a five year follow-up study
In Digestion, Karger, Basel, 70(2004)4, S. 226-30
BIBSYS 051855887

Publications 2001

Landrø NI, Rund BR, Lund A, Sundet K, Mjellem N, Asbjørnsen A, Thomsen T, Ersland L, Lundervold A, Smievoll AI, Egeland J, Stordal K, Roness A, Sundberg H, Hugdahl K (2001)
Honig's model of working memory and brain activation: an fMRI study
Neuroreport, 12 (18), 4047-54
DOI 10.1097/00001756-200112210-00038, PubMed 11742236

Størdal K, Nygaard EA, Bentsen B (2001)
Organic abnormalities in recurrent abdominal pain in children
Acta Paediatr, 90 (6), 638-42
DOI 10.1080/080352501750258694, PubMed 11440096

Publications 2000

Hugdahl K, Rund BR, Lund A, Landro NI, Sundet K, Ersland L, Smievoll AI, Lundervold A, Thomsen T, Roness A, Stordal K, Egeland J, Mjellem N, Sundberg H, Asbjornsen A (2000)
Working memory and schizohrenia.
Nord. Psykol., 52 (4), 277-293
DOI 10.1080/00291463.2000.11863979

Størdal K, Bentsen B (2000)
[Gastroesophageal reflux in children]
Tidsskr Nor Laegeforen, 120 (5), 617; author reply 618
PubMed 10833923

Størdal K, Bentsen B, Skulstad H, Moum B (2000)
[Reflux disease and 24-hour esophageal pH monitoring in children]
Tidsskr Nor Laegeforen, 120 (2), 183-6
PubMed 10851912

Publications 1998

Størdal K, Anderssen SH, Lunde JT, Andersen R, Sponheim L (1998)
[Early diagnosis of congenital hearing loss. Use of oto-acoustic emission tests in newborn infants with increased risk of hearing impairment]
Tidsskr Nor Laegeforen, 118 (26), 4076-8
PubMed 9844511