1. Department of Clinical Epidemiology, Aarhus University Hospital, Olof Palmes Allé 43-45, 8200 Aarhus N, Denmark
2. Department of Clinical Medicine, Aarhus University, Aarhus University Hospital A1001, Palle Juul-Jensens Boulevard 99, 8200 Aarhus N, Denmark
3. Department of Cardiology, Aarhus University Hospital, Palle Juul-Jensens Boulevard 99, 8200 Aarhus N, Denmark