Porcine reproductive and respiratory syndrome virus Ag:PrThr:Pt:XXX:Ord:IF
porcine reproductive and respiratory syndrome virus ag:prthr:pt:xxx:ord:if
Porcine reproductive and respiratory syndrome virus Antigen:Presence or Threshold:To identify measures at a point in time:Not specified:Ordinal:Immune Fluorescence
porcine reproductive and respiratory syndrome virus antigen:presence or threshold:to identify measures at a point in time:not specified:ordinal:immune fluorescence