1. Department of Experimental; Diagnostic and Specialty Medicine, Institute of Hematology and Medical Oncology “Seragnoli,” Sant'Orsola-Malpighi Hospital-University; Bologna Italy
2. Department of Medical Sciences; University of Ferrara-Arcispedale Sant'Anna; Ferrara Italy
3. Immunology and Molecular Oncology Unit; Veneto Institute of Oncology IOV-IRCCS; Padova Italy
4. Department of General Medicine; UOSD Hematology, Santa Maria Della Misericordia Hospital; Rovigo Italy