[Genetic study of retinitis pigmentosa in Japan].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001722:Birth Order; D002648:Child; D002675:Child, Preschool; D003241:Consanguinity; D005260:Female; D005828:Genetics, Population; D006801:Humans; D007223:Infant; D007564:Japan; D008297:Male; D008423:Maternal Age; D012174:Retinitis Pigmentosa / Q000235:genetics*; D012737:Sex Factors