Afro-Asian Council of Ophthalmology Association of Vision Science Librarians European Association for the Study of Diabetic Eye Complications European Association for Vision and Eye Research European Eye Bank Association European Glaucoma Society European Ophthalmic Pathology Society European Ophthalmological Society (SOE) European Society of Cataract and Refractive Surgeons European Society of Ophthalmic Plastic and Reconstructive Surgery European University Professors in Ophthalmology (EUPO) Eye Bank Association of America's website Flandre Ophtalmo International Academy of Sports Vision International Biomedical Optics Society International Colour Vision Society International Council of Ophthalmology International Federation of Ophthalmological Societies International Glaucoma Association International nongovernmental organizations collaborating with the WHO Programme in the field of blindness prevention International Ocular Surface Society International Perimetric Society International Society for Clinical Electrophysiology of Vision International Society for Eye Research International Society for Genetic Eye Diseases International Society for Optical Engineering International Society of Geographical and Epidemiological Ophthalmology International Society of Ocular Toxicology International Society of Refractive Surgery Internet Ophthalmology Society North American Neuro-Ophthalmology Society Pan Arab African Council of Ophthalmology (PAACO) Scandinavian Society of Cataract and Refractive Surgery Societas Internationalis Pro Diagnostica Ultrasonica In Ophthalmologica (SIDUO)Union Europpeenne Des Medecins Specialistes, Section Specialisee D'Ophtalmologie (U.E.M.S.) WHO Collaborating Centers for the Prevention of Blindness