1. The Department of Cardiology, The Heart Centre, Copenhagen University Hospital, Rigshospitalet, Section 2142, Blegdamsvej 9, 2100 Copenhagen, Denmark
2. Department of Cardiology, Nephrology and Endocrinology, Nordsjællands Hospital, Dyrehavevej 29, 3400 Hillerød, Denmark
3. Department of Cardiology, Copenhagen University Hospital, Gentofte Hospitalsvej 1, 2900 Hellerup, Denmark
4. The Danish Heart Foundation, Vognmagergade 7, 3., 1120 Copenhagen, Denmark
5. The National Institute of Public Health, University of Southern Denmark, Studiestræde 6, 1455 Copenhagen, Denmark
6. Department of Cardiology and Clinical Investigation, Nordsjaellands Hospital, Dyrehavevej 29, 3400 Hillerød, Denmark
7. Department of Cardiology, Aalborg University Hospital, Hobrovej 18-22, 9000 Aalborg, Denmark
8. Section of Forensic Pathology, Department of Forensic Medicine, Copenhagen University, Frederik V's Vej 11, 2100 Copenhagen, Denmark