1. Research Unit, Genetics Department; Institute of Ophthalmology, “Conde de Valenciana”; Mexico City Mexico
2. General Ophthalmology Department, Fundación Hospital Nuestra Señora de la Luz, IAP; Mexico City Mexico
3. Anterior Segment Department; Institute of Ophthalmology, “Conde de Valenciana”; Mexico City Mexico
4. Department of Biochemistry, Faculty of Medicine; National Autonomous University of Mexico; Mexico City Mexico