title: Epidemiology of anorexia nervosa.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000856:Anorexia Nervosa / Q000453:epidemiology*; D005260:Female; D006801:Humans; D008131:London; D008297:Male; D009518:New York; D044469:Racial Groups; D012606:Scotland; D012737:Sex Factors; D012923:Social Class