1. Department of Internal Medicine Hematology/Oncology Division American University of Beirut Medical Center Beirut Lebanon
2. Memorial Sloan‐Kettering Cancer Center New York New York USA
3. Department of Internal Medicine Hematology/Oncology Division Nabih Berri Governmental University Hospital Nabatieh Lebanon
4. Department of Internal Medicine, Hematology/Oncology Division Hammoud Hospital University Medical Center Saida Lebanon
5. Department of Surgery, General surgery Division American University of Beirut Medical Center Beirut Lebanon