[Sero-epidemiologic study of myelitis following abdominal symptoms].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D029822:Enterovirus B, Human / Q000276:immunology*; D005260:Female; D006801:Humans; D007223:Infant; D007410:Intestinal Diseases / Q000150:complications; D007564:Japan; D008297:Male; D008875:Middle Aged; D009187:Myelitis / Q000453:epidemiology* / Q000276:immunology*; D009500:Neutralization Tests