Influenza virus A+B Ab:PrThr:Pt:Ser:Ord
influenza virus a+b ab:prthr:pt:ser:ord
Influenza virus A+B Antibody:Presence or Threshold:To identify measures at a point in time:Serum:Ordinal
influenza virus a+b antibody:presence or threshold:to identify measures at a point in time:serum:ordinal