1. Centre Hospitalier National d’Ophtalmologie des XV-XX 28, Rue de Charenton, 75012 Paris, France
2. Service de Chirurgie Ambulatoire, Hôpital Guillaume-de-Varye, 18230 Bourges, France
3. Service de Chirurgie Ambulatoire, Centre Hospitalier de Granville, 50400 Granville, France
4. Watany Eye Hospital, Cairo 11775, Egypt
5. Watany Research and Development Centre, Cairo 11775, Egypt
6. Ashraf Armia Eye Clinic, Giza 12655, Egypt
7. Diagnostic and Medical Clinic, 1720 SpringHill Ave Suite 300, Mobile, AL 36604, USA
8. Department of Ophthalmology, Harvey and Bernice Jones Eye Institute, University of Arkansas for Medical Sciences, 4301 W Markham St, Little Rock, AR 72205, USA