1. Linz General Hospital (Allgemeines Krankenhaus Linz) Johannes Kepler University School of Medicine; Department of Internal Medicine I - Cardiology; Krankenhausstraße 9 Linz Austria 4020
2. Vienna General Hospital, Medical University of Vienna; Department of Emergency Medicine; Währinger Gürtel 18-20 Vienna Austria 1090
3. Vienna General Hospital, Medical University of Vienna; Department of Internal Medicine II, Division of Angiology; Währinger Gürtel 18-20 Vienna Austria 1090
4. University Library of the Medical University of Vienna; Information Retrieval Office; Währinger Gürtel 18-20 Vienna Austria 1090
5. Landesklinikum Thermenregion Baden; Department of General Surgery; Wimmergasse 19 Baden Austria 2500
6. Division of Cardiology, Vienna General Hospital, Medical University of Vienna; Department of Internal Medicine II; Währingerstrasse 18-20 Vienna Austria 1090