1. Clinical Research Unit, Randers Regional Hospital, Skovlyvej 15, 8930 Randers NE, Denmark
2. Department of Internal Medicine, Randers Regional Hospital, Skovlyvej 15, 8930 Randers NE, Denmark
3. Research Center for Emergency Medicine, Aarhus University Hospital, Palle Juul-Jensens Boulevard 161, Aarhus N, Denmark
4. Department of Anesthesiology, Randers Regional Hospital, Skovlyvej 15, 8930 Randers NE, Denmark
5. Department of Cardiology, Aarhus University Hospital, Palle Juul-Jensens Boulevard 99, 8200 Aarhus N, Denmark
6. Department of Clinical Medicine, Aarhus University, Palle Juul-Jensens Boulevard 99, 8200 Aarhus N, Denmark