Swimming-associated cryptosporidiosis--Los Angeles County.
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D003457:Cryptosporidiosis / Q000453:epidemiology*; D004196:Disease Outbreaks; D005767:Gastrointestinal Diseases / Q000453:epidemiology* / Q000209:etiology; D006801:Humans; D015141:Los Angeles / Q000453:epidemiology; D008875:Middle Aged; D013550:Swimming