1. Faculty of Medicine and Medical Sciences, Holy Spirit University of Kaslik (USEK), Jounieh, Lebanon
2. Department of Dermatology, University Hospital Center – Notre Dame des Secours, Byblos, Lebanon
3. Department of Diagnostic Radiology, Lebanese American University, Beirut, Lebanon
4. Department of Diagnostic Radiology, Lebanese American University Medical Center, Rizk Hospital, Beirut, Lebanon
5. Department of Diagnostic Radiology, Université Libre de Bruxelles, Brussels, Belgium
6. Department of Diagnostic Radiology, University Hospital Center – Notre Dame des Secours, Byblos, Lebanon