1. Department of Dental Medicine, Sahloul Hospital, Sousse, Tunisia
2. Dental Clinic, Faculty of Dentistry Monastir, University of Monastir, Sousse, Tunisia
3. Faculty of Dentistry, University of Monastir, Monastir, Tunisia
4. Laboratory of Research in Oral Healh and Maxillo Facial Rehabilitation (LR12ES11), University of Monastir, Monastir, Tunisia