JC virus Ab:PrThr:Pt:Ser/Plas:Ord:IA
jc virus ab:prthr:pt:ser/plas:ord:ia
JC virus Antibody:Presence or Threshold:To identify measures at a point in time:Serum/Plasma:Ordinal:Immunoassay
jc virus antibody:presence or threshold:to identify measures at a point in time:serum/plasma:ordinal:immunoassay