1. Department of Hematology and Oncology Medical Faculty Mannheim of the Heidelberg University Mannheim Germany
2. Department of Hematology and Medical Oncology University Medicine Göttingen Göttingen Germany
3. University Department of Hematology and Central Hematology Laboratory Inselspital, Bern University Hospital Bern Switzerland
4. Oncology Laboratory University Children's Hospital Zurich Zurich Switzerland
5. Center of Laboratory Medicine (ZLM) Inselspital, Bern University Hospital Bern Switzerland
6. Department of Cancer Genetics, Laboratory Department CHUV, University of Lausanne Lausanne Switzerland
7. Institute of Pathology University of Bern Bern Switzerland
8. Department of Medical Oncology Inselspital, Bern University Hospital Bern Switzerland