[FURTHER STUDY ON THE SEX RATIO IN ACHROMATOPSIA AND XERODERMA PIGMENTOSUM].
D003117:Color Vision Defects; D005826:Genetics, Medical; D006801:Humans; D007564:Japan; D012106:Research; D012723:Sex; D012744:Sex Ratio; D014983:Xeroderma Pigmentosum
COLOR BLINDNESS; GENETICS, HUMAN; JAPAN; SEX; XERODERMA PIGMENTOSUM