1. Department of Pharmacy, National Center for Cancer Care and Research, Hamad Medical Corporation, Doha P.O. Box 3050, Qatar
2. College of Medicine, QU Health, Qatar University, Doha P.O. Box 2713, Qatar
3. Clinical Hematology Unit, Internal Medicine Department, Kasr Al Ainy Faculty of Medicine, Cairo University, Cairo 12111, Egypt
4. Department of Hematology, Sultan Qaboos University Hospital Muscat, Seeb P.O. Box 35, Oman
5. Department of Medicine, Faculty of Medicine and Department of Hematology, Kuwait Cancer Control Centre, Shuwaikh P.O. Box 42262, Kuwait
6. Department of BMT/Hematology, National Center for Cancer Care and Research, Hamad Medical Corporation, Doha P.O. Box 3050, Qatar