1. Department of Epidemiology Maastricht University Maastricht the Netherlands
2. Department of Clinical Chemistry, Inselspital Bern University HospitalUniversity of Bern BernSwitzerland
3. Division of Medical Oncology and Hematology University Hospital Zurich ZurichSwitzerland
4. Department of Laboratory Medicine Kantonsspital Aarau AarauSwitzerland
5. Service and Central Laboratory of Hematology Lausanne University Hospital (CHUV) and University of Lausanne LausanneSwitzerland
6. Division of Angiology and Hemostasis Geneva University Hospital GenevaSwitzerland
7. Division of Hematology and Central Hematology Laboratory Cantonal Hospital of LucerneUniversity of Bern BernSwitzerland
8. Institute of Laboratory Medicine and Clinic of Medical Oncology and Hematology City Hospital Waid and Triemli ZurichSwitzerland
9. Cantonal Hospital of St Gallen St GallenSwitzerland
10. Clinic of Hematology Oncology Institute of Southern Switzerland BellinzonaSwitzerland
11. Department of Emergency Medicine InselspitalBern University Hospital BernSwitzerland
12. Department of Hematology InselspitalBern University Hospital Bern Switzerland