RP International - Gives general information and research details on RP. John Wenberg's Retinitis Pigmentosa Page - Details and links to articles and resources. Retina International - Voluntary charitable umbrella association of 34 national societies each of whose aim is to find a cure for RP and other retinal diseases. Retina Australia - A voluntary organization that provides scientific research, information and support to people and families affected by retinal degenerative diseases. Find details about grants, events, and how you can help. Wikipedia: Retinitis pigmentosa - Information on diagnosis, causes and treatment. British Retinitis Pigmentosa Society - Self-help group fighting blindness in the UK through direct research. Information on research, location of local groups and FAQs. Formatted in easy-read colour schemes. Retinitis Pigmentosa - Personal page written by the child of an RP patient. Includes a description of the development of the condition. Yahoo Groups: RP Friends - Discussion group where people with Retinitis Pigmentosa gather for friendship and support. eMedicine - Retinitis Pigmentosa - Article by Anthony de Beus, MD, PhD MedlinePlus: Retinitis pigmentosa - Basic information on cause, symptoms, examination, treatment and prognosis.