1. Department of Medicine (M.G., M.O.P., M.S.N., M.-R.T.), Division of Cardiology, University of Helsinki and Helsinki University Central Hospital, 00029 Helsinki, Finland
2. Department of General Practice and Primary Health Care (R.S.), University of Helsinki and Health Center of City of Helsinki, 00099 Helsinki, Finland
3. Department of Radiology (K.N., J.L., A.H., K.L., N.L.), University of Helsinki and HUS Medical Imaging Center, 00029 Helsinki, Finland
4. Sahlgrenska Center for Cardiovascular and Metabolic Research/Wallenberg Laboratory (M.A.), Department of Molecular and Clinical Medicine, University of Gothenburg, 40530 Gothenburg, Sweden
5. Department of Mathematical Sciences (M.A.), University of Gothenburg, 40530 Gothenburg, Sweden