title: Trichinosis surveillance, 1981.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004196:Disease Outbreaks / Q000453:epidemiology*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D008875:Middle Aged; D014235:Trichinellosis / Q000453:epidemiology* / Q000209:etiology; D014481:United States