in the coxsackie cases , blood chemistry and clinical examinations were coupled with determination of serum levels of complement fixing , haemagglutin-inhibiting and neutralising antibodies on two successive specimens , isolation of virus from cerebrospinal fluid and faeces , and , in one case , from a cerebral biopsy specimen , and determination of cerebrospinal fluid iga , igg , and igm .
C0229671
serum
C0009498
complement