Infectious bursal disease virus Ab:PrThr:Pt:Ser:Ord:Immune diffusion
infectious bursal disease virus ab:prthr:pt:ser:ord:immune diffusion
Infectious bursal disease virus Antibody:Presence or Threshold:To identify measures at a point in time:Serum:Ordinal:Immune diffusion
infectious bursal disease virus antibody:presence or threshold:to identify measures at a point in time:serum:ordinal:immune diffusion