1. Department of Dermatology, Saint George Hospital, Faculty of Medicine, University of Balamand, Beirut, Lebanon
2. Department of Plastic & Reconstructive Surgery, Saint George Hospital, Faculty of Medicine, University of Balamand, Beirut, Lebanon
3. Saint George Hospital, Faculty of Medicine, University of Balamand, Beirut, Lebanon
4. Department of Internal Medicine, Centre Hospitalier Notre Dame de Secours, Faculty of Medicine, Université Saint Esprit Kaslik
5. Unité de Génétique Médicale, Faculty of Medicine, Saint Joseph University, Beirut, Lebanon