1. Department of Cardiology, Copenhagen University Hospital Herlev and Gentofte, Kildegaardsvej 28, 2900 Hellerup, Denmark
2. Department of Cardiology, Copenhagen University Hospital Rigshospitalet, Blegdamsvej 9, 2100 Copenhagen Ø, Denmark
3. The Danish Heart Association, Vognmagergade 7, 1120 Copenhagen K, Denmark
4. Department of Internal Medicine, Nykøbing F. Hospital, Fjordvej 15, 4800 Nykøbing Falster, Denmark
5. Department of Public Health, Section of Biostatistics, University of Copenhagen, Øster Farimagsgade 5, 1353 Copenhagen K, Denmark
6. Institute of Cardiovascular Sciences, University of Birmingham, Birmingham B15 2TT, UK
7. Aalborg Thrombosis Research Unit, Department of Clinical Medicine, Aalborg University, Fredrik Bajers vej 5, 9100 Aalborg, Denmark
8. Department of Cardiology and Clinical Epidemiology, Aalborg University Hospital, Hobrovej 18-22, 9100 Aalborg, Denmark
9. Department of Health, Science and Technology, Aalborg University, Fredrik Bajers vej 5, 9100 Aalborg, Denmark
10. Faculty of Health and Medical Sciences, University of Copenhagen, Blegdamsvej 3B, 2200 Copenhagen N, Denmark
11. The National Institute of Public Health, University of Southern Denmark, Øster Farimagsgade 5, 1353 Copenhagen K, Denmark