1. Department of Medical Research, Bærum Hospital, Vestre Viken Hospital Trust , Gjettum , Norway
2. Department of Chronic Diseases, Norwegian Institute of Public Health , Oslo , Norway
3. Department of Public Health and Nursing, Norwegian University of Science and Technology , Trondheim , Norway
4. Department of Internal Medicine, Bærum Hospital, Vestre Viken Hospital Trust , Gjettum , Norway
5. Stroke Unit, Department of Internal Medicine, St.Olavs Hospital , Norway
6. Department of Neuromedicine and Movement Science, Faculty of Medicine and Health Science, Norwegian University of Science and Technology , Norway
7. Department of Medical Genetics, Oslo University Hospital , Oslo , Norway
8. Department of Cardiology, Institute of Clinical Medicine, University of Oslo , Oslo , Norway