title: Ageing and sex differences in human skin pigmentation.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D000375:Aging; D001132:Arm; D002648:Child; D005006:Ethnicity; D005260:Female; D006801:Humans; D007194:India; D008297:Male; D010858:Pigmentation; D012737:Sex Factors; D012867:Skin; D013053:Spectrophotometry