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