1 Haematology Department, University Hospital Hôtel-Dieu, Nantes, France.
2 Clinica Universidad de Navarra, CIMA, IDISNA, Pamplona, Spain.
3 Erasmus Medical Center Institute, Rotterdam, The Netherlands.
4 University Hospital of Salamanca, IBSAL, Salamanca, Spain.
5 Seragnoli Institute of Hematology, School of Medicine, Bologna University, Bologna, Italy.
6 The Cancer Research Center of Toulouse, CRCT, INSERM U 1037, Toulouse, France.
7 Faculty of Medicine, University Hospital Ostrava, Ostrava, Czech Republic.
8 Department of Clinical Therapeutics, School of Medicine, University of Athens, Athens, Greece.
9 Wilhelminen Cancer Research Institute, Wilhelminenspital, Vienna, Austria.
10 Department of Internal Medicine II, University Hospital Wuerzburg, Wuerzburg, Germany.
11 Department of Hematology, VU University Medical Center, Amsterdam, The Netherlands.
12 University Hospital Huriez, Lille, France.
13 Department of Medicine, University of Heidelberg, Heidelberg.
14 Comprehensive Cancer Center Ulm and Department of Internal Medicine III, Institute of Experimental Cancer Research, University Hospital, Ulm, Germany.