[1] Univ Messina, Dept Human Pathol, Messina, Italy
[2] Univ Messina, Dept Chem, Biol, Pharmaceut & Environm Sci, Messina, Italy
[3] Mem Sloan Kettering Canc Ctr, Lymphoma Serv, New York, NY USA
[4] Hosp Bolzano, Dept Hematol & Ctr Bone Marrow Transplantat, Bolzano, Italy
[5] Med Univ Innsbruck, Dept Internal Med, Hematol Oncol, Innsbruck, Austria