University of Bern - University Institute of Clinical Chemistry, University of Pennsylvania - Department of Pathology and Laboratory Medicine, University of Bern - Institute of Mathematics, University of Bern - University Institute of Clinical Chemistry, University of Zurich - Department of Medical Oncology and Hematology, Basel University - Diagnostic Haematology, Universitätsmedizin Greifswald - Institut für Immunologie und Transfusionsmedizin, Kantonsspital Aarau - Department of Laboratory Medicine, Municipal Hospital Zurich Triemli - Clinic of Medical Oncology and Hematology, Cantonal Hospital of Lucerne - Division of Hematology, Oncology Institute of Southern Switzerland - Clinic of Haematology, University of Bern - Department of Hematology and Central Hematology Laboratory, CHI Franciscan Medical Group - Division of Hematology, Cantonal Hospital of St. Gallen, University of Bern - Institute of Mathematics, University of Bern - ARTORG Center for Biomedical Engineering Research, University Hospital of Tübingen - Centre for Clinical Transfusion Medicine and University of Bern - University Institute of Clinical Chemistry