title: [Retinitis pigmentosa. Its occurrence and incidence of blindness in various hereditary forms of retinitis pigmentosa].
mesh_terms: D001766:Blindness / Q000453:epidemiology / Q000209:etiology*; D003718:Denmark; D006801:Humans; D012174:Retinitis Pigmentosa / Q000150:complications / Q000453:epidemiology* / Q000235:genetics
vernacular_title: Retinitis pigmentosa. Hyppighed og blindhedsforekomst ved forskellige genetiske former.