1. Department of General Internal Medicine; Bern University Hospital and University of Bern; Bern Switzerland
2. Service of Internal Medicine; University Hospital of Lausanne; Lausanne Switzerland
3. CTU Bern; Department of Clinical Research; and Institute of Social and Preventive Medicine (ISPM); University of Bern; Bern Switzerland
4. Department of Internal Medicine; Cantonal Hospital of Baden; Baden Switzerland
5. Division of Angiology; Bern University Hospital; Bern Switzerland
6. Division of Angiology and Hemostasis; Geneva University Hospital; Geneva Switzerland
7. Cardiology; University Heart Center; University Hospital and University of Zurich; Zurich Switzerland
8. Department of Internal Medicine; Cantonal Hospital of Frauenfeld; Frauenfeld Switzerland
9. Department of Ambulatory Care and Community Medicine; University of Lausanne; Lausanne Switzerland
10. Division of Angiology; Basel University Hospital; Basel Switzerland
11. Division of Angiology; Cantonal Hospital of Lucerne; Lucerne Switzerland
12. Emergency Department; Cantonal Hospital of St Gallen; St Gallen Switzerland
13. Division of Angiology; Zurich University Hospital and University of Zurich; Zurich Switzerland
14. Division of Endocrinology; Diabetology, Hypertension and Nutrition; Geneva University Hospital; Geneva Switzerland
15. University Clinic of Hematology and Central Hematology Laboratory; Bern University Hospital; Bern Switzerland
16. Center for Thrombosis and Hemostasis; University Medical Center; Mainz Germany
17. Department of Clinical Research; University of Bern; Bern Switzerland