Retinits Pigmentosa / erbliche Netzhautdegenerationen – Zürich is a self-help group in Zürich, Switzerland, for people with retinal degeneration. Language: German. Contact through Selbsthilfe Zürich, 043 288 88 88, selbsthilfe@selbsthilfezuerich.ch. Source: Selbsthilfe Schweiz, the national database of self-help groups.