1. The Lipid Clinic, Oslo University Hospital Rikshospitalet, Oslo, Norway
2. Department of Nutrition, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway
3. Department of Hematology, Oslo University Hospital Rikshospitalet, Oslo, Norway
4. Statistics Norway, Oslo, Norway
5. Oslo Centre for Biostatistics and Epidemiology, Institute of Basic Medical Sciences, University of Oslo, Oslo, Norway
6. Unit for Cardiac and Cardiovascular Genetics, Oslo University Hospital Ullevaal, Oslo, Norway