Porcine reproductive and respiratory syndrome virus Ab.Neut:PrThr:Pt:Ser:Ord:Neut
porcine reproductive and respiratory syndrome virus ab.neut:prthr:pt:ser:ord:neut
Porcine reproductive and respiratory syndrome virus Antibody.Neut:Presence or Threshold:To identify measures at a point in time:Serum:Ordinal:Virus Neutralization
porcine reproductive and respiratory syndrome virus antibody.neut:presence or threshold:to identify measures at a point in time:serum:ordinal:virus neutralization