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