title: The prevalence of acne vulgaris in adolescence.
mesh_terms: D000152:Acne Vulgaris / Q000453:epidemiology*; D000293:Adolescent; D000367:Age Factors; D001294:Attitude to Health; D002648:Child; D005148:Facial Dermatoses; D005260:Female; D006801:Humans; D008297:Male; D008572:Menarche; D009333:Neck; D011627:Puberty; D012737:Sex Factors