1. Department of Genetics, Instituto de Investigación Sanitaria–Fundación Jiménez Díaz University Hospital–Universidad Autónoma de Madrid (IIS-FJD, UAM), Madrid, Spain
2. Center for Biomedical Network Research on Rare Diseases (CIBERER), ISCIII, Madrid, Spain
3. Center for Applied Genomics, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States
4. Department of Ophthalmology, Instituto de Investigación Sanitaria–Fundación Jiménez Díaz University Hospital–Universidad Autónoma de Madrid (IIS-FJD, UAM), Madrid, Spain
5. Molecular Genetics Unit, Hospital de Terrassa, Terrassa, Barcelona, Spain