1. Department of Cardiology, Bispebjerg and Frederiksberg Hospital , Bispebjerg Bakke 23, 2400 Copenhagen , Denmark
2. Department of Cardiology, North Zealand Hospital , Dyrehavevej 29, 3400 Hillerød , Denmark
3. Danish Heart Foundation , Randersgade 60, 2100 Copenhagen , Denmark
4. Department of Endocrinology and Nephrology, North Zealand Hospital , Dyrehavevej 29, 3400 Hillerød , Denmark
5. Faculty of Health and Medical Sciences, Department of Clinical Medicine, University of Copenhagen , Blegdamsvej 3b 33.5, 2200 Copenhagen , Denmark
6. Department of Cardiology, Rigshospitalet, Copenhagen University Hospital , Blegdamsvej 9, 2100 Copenhagen , Denmark
7. Department of Cardiology, Herlev-Gentofte University Hospital , Gentofte Hospitalsvej 1, 2900 Hellerup , Denmark
8. Department of Cardiology, Zealand University Hospital , Sygehusvej 10, 4000 Roskilde , Denmark
9. Faculty of Health and Medical Sciences, Department of Public Health, University of Copenhagen , Øster Farimagsgade 5, build. 24 Q, 1st floor 1353 Copenhagen , Denmark