The research group's main studies are:
- EBBA-I study (Energy Balance and Breast Cancer Aspects):
a. Breast cancer risk factors and genetic polymorphisms related to the sex steroid pathway.
b. Lifestyle, hormones and ovarian function in Poland and Norway. - EBBA- II study (Energy Balance and Breast Cancer Aspects) - Randomized clinical intervention study Oslo/Trondheim-nbcg.-14
- EBBA-life (Tromsø breast cancer study) - Population-based cohort study.
- Physical activity study, validation study of physical activity.
EBBA-I study - http://www.ebbastudien.no/background2
EBBA- II study - http://www.ebbastudien.no/ebba-ii1
EBBA-life - http://www.ebbastudien.no/ebba-life1