[The epidemiology of systemic lupus erythematosus in Shanghai].
D000293:Adolescent; D000328:Adult; D002681:China; D005260:Female; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000453:epidemiology*; D008297:Male; D008403:Mass Screening; D008875:Middle Aged; D012737:Sex Factors