[A survey on parasitic infestation in school children of Niigata Prefecture: with special reference to examination of the primary and middle school children in undeveloped areas].
D002648:Child; D003141:Communicable Diseases; D003625:Data Collection; D006801:Humans; D010272:Parasitic Diseases / Q000453:epidemiology*; D012574:Schools
PARASITIC DISEASES/epidemiology