1. Molecular Investigation of Genetic Orphan Diseases” Research Unit, Pasteur Institute of Tunis, Tunis, Tunisia.
2. “Oculogenetics” Research Unit, Service B, Hedi Rais Institute of Ophthalmology, Tunis, Tunisia.
3. Department “Service B,” Hedi Rais Institute of Ophthalmology, Tunis, Tunisia.
4. Laboratory of Cytogenetic, Pasteur Institute of Tunis, Tunis, Tunisia.