1. Department of Genetics; Instituto Nacional de Rehabilitación (INR); México City México
2. Department of Biochemistry; Faculty of Medicine; Universidad Nacional Autónoma de México (UNAM); México City México
3. Department of Genetics; Instituto de Oftalmología “Conde de Valenciana”; México City México
4. Department of Magnetic Resonance; Instituto Nacional de Rehabilitación (INR); México City México
5. Department of Rheumatology; Instituto Nacional de Rehabilitación (INR); México City México