aHematology and Stem Cell Transplantation, AORMN Hospital, Pesaro

bDivision of Hematology, Cardarelli Hospital, Naples, Italy

Correspondence to Alessandro Isidori, MD, PhD, Haematology and Stem Cell Transplant Center, Azienda Sanitaria Territoriale Pesaro e Urbino, Via Lombroso, 61100 Pesaro, Italy. Tel: +39 0721 364022; e-mail: [email protected]; [email protected]