[An investigation of the Campylobacter jejuni carrier state in healthy children of kindergartens].
D002169:Campylobacter Infections; D002168:Campylobacter fetus / Q000302:isolation & purification; D002353:Carrier State / Q000453:epidemiology*; D002648:Child; D002675:Child, Preschool; D002681:China; D005243:Feces / Q000382:microbiology; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male