1. Department of Blood & Marrow Transplantation, H Lee Moffitt Cancer Center, 12902 Magnolia Drive, FOB-3, Tampa, FL, USA
2. Department of Oncologic Sciences, University of South Florida College of Medicine, Tampa, FL, USA
3. Section of Adult Hematology and Blood & Marrow Transplantation, King Faisal Specialist Hospital & Research Centre, Riyadh, Kingdom of Saudi Arabia
4. Faculty of Medicine, American University of Beirut, Beirut, Lebanon