1. Department of Cardiology, Bispebjerg University Hospital, Copenhagen, Denmark
2. Department of Cardiology, Aarhus University Hospital, Aarhus N, Denmark
3. Department of Cardiology, Odense University Hospital, Odense, Denmark
4. Department of Internal Medicine – Cardiology, University Hospital of Southern Denmark – Esbjerg, Esbjerg, Denmark
5. Department of Neurology, Aarhus University Hospital, Aarhus N, Denmark
6. Department of Neurology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
7. Department of Cardiology, Herlev-Gentofte Hospital, Herlev, Denmark
8. Department of Neuroradiology, Aarhus University Hospital, Aarhus N, Denmark
9. Department of Cardiology, Rigshospitalet, University of Copenhagen, Copenhagen, Denmark
10. Department of Cardiology, Aalborg University Hospital, Aalborg, Denmark