1. Department of Hematology University Hospital of Bern (Inselspital) Bern Switzerland
2. Department of Oncology‐Hematology Hospital of Neuchâtel (RHNE) Neuchâtel Switzerland
3. Department of Hematology L'Hôpital Riviera‐Chablais Vaud‐Valais Switzerland
4. Department of Hematology Geneva University Hospitals (HUG) Genève Switzerland
5. Faculty of Medicine University of Basel Basel Switzerland
6. Department of Hematology University Hospital of Basel (USB) Basel Switzerland
7. Department of Hematology University Hospital of Zurich (UZH) Zürich Switzerland
8. SBST Data Registry OfficeUnivesiry Hospital of Basel Basel Switzerland
9. Faculty of Medicine University of Geneva Geneva Switzerland