1. Department of Cardiothoracic Anaesthesiology, Rigshospitalet, Copenhagen University Hospital, Blegdamsvej 9, 2100 Copenhagen, Denmark
2. Department of Cardiology, Rigshospitalet, Copenhagen University Hospital, Blegdamsvej 9, 2100 Copenhagen, Denmark
3. Psychiatric Centre Copenhagen, Institute of Clinical Medicine, University of Copenhagen, Blegdamsvej 3B, 2200 Copenhagen, Denmark
4. National Institute of Public Health, University of Southern Denmark, Studiestræde 6, 1455 Copenhagen, Denmark
5. Department of Clinical Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Blegdamsvej 3B, 2200 Copenhagen, Denmark
6. Center for Clinical Research and Prevention, Bispebjerg and Frederiksberg Hospitals, Nordre Fasanvej 57, 2000 Frederiksberg, Denmark
7. Department of Cardiology, Herlev and Gentofte University Hospital, Gentofte Hospitalsvej 1, 2900 Hellerup, Denmark
8. Department of Cardiothoracic and Vascular Surgery, Odense University Hospital, J.B. Winsløws Vej 4, 5000 Odense, Denmark
9. Department of Cardiology, Odense University Hospital, J.B. Winsløws Vej 4, 5000 Odense, Denmark
10. Department of Cardiology, Aarhus University Hospital, Palle Juul-Jensens Blvd. 161, 8200 Aarhus, Denmark
11. Department of Cardiology, Cardiac Surgery & Clinical Nursing Research Unit, Aalborg University Hospital, Hobrovej 18, 9000 Aalborg, Denmark