Gustave Roussy - Drug Development Department (DITEP), Université Libre de Bruxelles (ULB) - Department of Haematology, Maria Sklodowska-Curie National Research Institute of Oncology, Onkologikum Frankfurt am Museumsufer, Aarhus University - Aarhus University Hospital, Canary Islands Health Research Institute Foundation (FIISC), Canary Islands Health Research Institute Foundation (FIISC), Assistance Publique-Hôpitaux de Paris - Hôpital Saint-Louis, University of Pavia - Department of Molecular Medicine, Lymphoma Coalition, Autonomous University of Barcelona - Institut d’Investigació contra la Leucemia Josep Carreras (IJC), CHU Montpellier, Université de Versailles Saint-Quentin, Universitaria di Bologna - Azienda Ospedaliero, Maria Sklodowska-Curie National Research Institute of Oncology and University of Amsterdam - University Medical Center