2 Clinical Haematology Department, Institut Català d'Oncologia-Hospitalet, Barcelona 08908, Spain; Institut d'Investigació Biomèdica de Bellvitge (IDIBELL), Barcelona, Spain.
3 Spanish Network for Research in Infectious Diseases (REIPI RD16/0016/0001), Instituto de Salud Carlos III, Madrid, Spain.
4 Infectious Diseases Department, Bellvitge University Hospital, IDIBELL, University of Barcelona, Spain.
5 Intensive Care Medicine, Bellvitge University Hospital, IDIBELL, University of Barcelona, Spain.
6 Department of Clinical Oncology and Haematology, Fondazione IRCCS Istituto Nazionale dei Tumori, Milan, Italy; Department of Oncology and Onco-Haematology, University of Milan, Milan, Italy.