| euretina.org | Euretina - European Society of Retina Specialists |
| escrs.org | European Society of Cataract and Refractive Surgeons |
| evrs.org | European Vitreoretinal Society |
| esoprs.com | European Society of Ophthalmic Plastic and Reconstructive Surgery |
| epos-focus.org | European Paediatric Ophthalmological Society (EPOS) |
| bcla.org.uk | British Contact Lens Association |
| boas.org | British Ophthalmic Anaesthesia Society |
| restoresight.org | Eye Bank Association Of America |
| icoph.org | International Council of Ophthalmology |
| eyesite.ca | Société canadienne d'ophtalmologie |
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