1. Research Centre for Endocrinology and MetabolismDivision of Body Composition and Metabolism, Department of Internal MedicineSahlgrenska Academy at Göteborg University Göteborg Sweden
2. Institute of Anatomy and Cell Biology, Sahlgrenska Academy at Göteborg University Göteborg Sweden
3. Cardiovascular Institute, Wallenberg Laboratory, Sahlgrenska Academy at Göteborg University Göteborg Sweden
4. Department of Mathematical StatisticsChalmers University of Technology Göteborg Sweden