1. Laboratory of Molecular and Cellular Screening Processes Center of Biotechnology of Sfax University of Sfax Sfax Tunisia
2. Medical Genetics Department Hedi Chaker University Hospital of Sfax Sfax Tunisia
3. Department of Otorhinolaryngology Tahar Sfar University Hospital of Mahdia Sfax Tunisia
4. Pediatric Department Hedi Chaker Hospital Sfax Tunisia