1. Department of Internal Medicine, SUNY Upstate Medical University, Syracuse, NY, USA
2. Yale-Waterbury Internal Medicine Residency Program, Waterbury, CT, USA
3. Department of Internal Medicine, Cleveland Clinic Foundation, Cleveland, OH, USA
4. Department of Pathology, Saint George Hospital University Medical Center, Beirut, Lebanon
5. Department of Hematology and Oncology, Saint George Hospital University Medical Center (SGHUMC), Beirut, Lebanon