[A seroepidemiological survey on schistosomiasis japonicum].
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D002681:China; D005260:Female; D006386:Hemagglutination Tests; D006801:Humans; D008297:Male; D008875:Middle Aged; D010270:Parasite Egg Count; D012549:Schistosoma japonicum; D012552:Schistosomiasis / Q000175:diagnosis / Q000453:epidemiology*