1. Department of Clinical Science, Faculty of Medicine and Dentistry, University of Bergen, Bergen, Norway
2. Department of Clinical Medicine, Faculty of Medicine and Dentistry, University of Bergen, Bergen, Norway
3. Department of Nutrition, Institute of Basic Medical Sciences, Faculty of Medicine, University of Oslo, Oslo, Norway
4. Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway
5. Department of Health Registries, Norwegian Institute of Public Health, Oslo, Norway
6. Department of Heart Disease, Haukeland University Hospital, Bergen, Norway