About the Authors

Line Sletner

line.sletner@medisin.uio.no

Affiliations Institute of Clinical Medicine, University of Oslo, Oslo, Norway, Department of Child and Adolescents Medicine, Akershus University Hospital, Lørenskog, Norway, Norwegian Resource Centre for Women's Health, Oslo University Hospital, Oslo, Norway

Britt Nakstad

Affiliations Department of Child and Adolescents Medicine, Akershus University Hospital, Lørenskog, Norway, Institute of Clinical Medicine, University of Oslo, Oslo, Norway

Chittaranjan S. Yajnik

Affiliation Diabetes Unit, King Edward Memorial Hospital, Pune, India

Kjersti Mørkrid

Affiliations Institute of Clinical Medicine, University of Oslo, Oslo, Norway, Department of Endocrinology, Oslo University Hospital, Oslo, Norway

Siri Vangen

Affiliation Norwegian Resource Centre for Women's Health, Oslo University Hospital, Oslo, Norway

Mari H. Vårdal

Affiliation Unit of Biostatistics and Epidemiology, Oslo University Hospital, Oslo, Norway

Ingar M. Holme

Affiliation Unit of Biostatistics and Epidemiology, Oslo University Hospital, Oslo, Norway

Kåre I. Birkeland

Affiliations Department of Endocrinology, Oslo University Hospital, Oslo, Norway, Institute of Clinical Medicine, University of Oslo, Oslo, Norway

Anne Karen Jenum

Affiliations Department of General Practice, Institute of Health and Society, University of Oslo, Oslo, Norway, Faculty of Health, Oslo and Akershus University College of Applied Sciences, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LS CSY SV KIB AKJ. Performed the experiments: LS KM AKJ. Analyzed the data: LS BN CSY KM KIB SV MHV IMH AKJ. Wrote the paper: LS BN CSY KM SV MHV IMH KIB AKJ.