Quantitative studies on erythema.
D000293:Adolescent; D000328:Adult; D000375:Aging; D004890:Erythema / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D010858:Pigmentation; D011830:Radiation Effects; D012723:Sex; D012867:Skin / Q000528:radiation effects*; D014466:Ultraviolet Rays