[1] Univ Roma Tor Vergata, Div Haematol, St Eugenio Hosp, I-00144 Rome, Italy
[2] Armando Businco Canc Ctr, Dept Haematol, Cagliari, Italy
[3] Armando Businco Canc Ctr, Transplant Ctr, Cagliari, Italy
[4] Univ Roma La Sapienza, Dept Human Biotechnol & Haematol, Rome, Italy
[5] Regina Elena Inst Canc Res, Pain Clin, Rome, Italy
[6] Regina Elena Inst Canc Res, Palliat Care Unit, Rome, Italy
[7] St Eugenio Hosp, Nephrol Unit, Rome, Italy