1. Department of Internal Medicine II (Cardiology) University Hospital Regensburg Franz‐Josef‐Strauss‐Allee 11 Regensburg 93053 Germany
2. Department of Anesthesiology Hospital Barmherzige Brüder Regensburg Regensburg Germany
3. Emergency Department University Hospital Regensburg Regensburg Germany
4. Department of Pneumology Donaustauf Hospital Donaustauf Germany
5. Department of Clinical Chemistry and Laboratory Medicine University Hospital Regensburg Regensburg Germany
6. Department of Cardiology Hospital Barmherzige Brüder Regensburg Regensburg Germany