1. Faculty of Medicine, Saint Joseph University of Beirut, Beirut, Lebanon
2. Hematology-Oncology Department, Faculty of Medicine, Saint Joseph University of Beirut, Beirut, Lebanon
3. Medical Genetics Unit, Faculty of Medicine, Saint Joseph University of Beirut, Beirut, Lebanon
4. Pulmonary & Critical Care Division, Hotel Dieu de France, Saint Joseph University of Beirut, Beirut, Lebanon