1. Department of Medical Biochemistry, Oslo University Hospital, Oslo, Norway
2. Faculty of Medicine, Institute of Clinical Medicine, University of Oslo, Oslo, Norway
3. Oslo Metropolitan University, Oslo, Norway
4. Department of Oncology, Oslo University Hospital, Oslo, Norway
5. Department of Public Health and Nursing, Faculty of Medicine and Health Sciences, K.G. Jebsen Center for Genetic Epidemiology, NTNU, Norwegian University of Science and Technology, Trondheim, Norway
6. Department of Endocrinology, Clinic of Medicine, St Olavs Hospital, Trondheim University Hospital, Trondheim, Norway