[Age distribution of neutralizing antibodies against Coxsackie and ECHO viruses among inhabitants of the Morioka area].
D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004770:Enterovirus / Q000276:immunology*; D029822:Enterovirus B, Human / Q000276:immunology*; D005260:Female; D006801:Humans; D066298:In Vitro Techniques; D007223:Infant; D007231:Infant, Newborn; D007564:Japan; D008297:Male; D009500:Neutralization Tests; D011247:Pregnancy