1. Department of Dermatology Hôtel‐Dieu de France University Hospital, Saint‐Joseph University Beirut Lebanon
2. Department of Urology Hôtel‐Dieu de France University Hospital, Saint‐Joseph University Beirut Lebanon
3. Department of Gastroenterology and Hepatology Mayo Clinic Rochester MN USA
4. Department of Urology Saint‐Joseph Hospital Beirut Lebanon