Sealand University Hospital, Roskilde, Denmark
Herlev Hospital, Herlev, Copenhagen, Denmark
Bispebjerg and Frederiksberg Hospital - Department of Cardiology, Frederiksberg, Denmark
Næstved Hospital, Næstved, Denmark
Odense University Hospital - Department of Emergency Medicine, Odense, Denmark
Nordsjællands Hospital - Frederiksund, Frederikssund, Denmark
Glostrup Hospital - Department of Medicine / Cardiology, Glostrup, Denmark
Nordsjællands Hospital - Hillerød, Hillerød, Denmark
Køge University Hospital, Koge, Denmark
Herlev University Hospital, Herlev, Copenhagen, Denmark