[The neutralizing antibody in serum, 2 years after infection with Coxsackie B5 and A9 viruses].
D000906:Antibodies; D003384:Coxsackievirus Infections / Q000276:immunology*; D006801:Humans; D007106:Immune Sera; D066298:In Vitro Techniques; D008581:Meningitis / Q000276:immunology*; D009500:Neutralization Tests
D000906:Antibodies; D007106:Immune Sera