Porcine respiratory coronavirus Ag:PrThr:Pt:Tsmi:Ord:Immune stain
porcine respiratory coronavirus ag:prthr:pt:tsmi:ord:immune stain
Porcine respiratory coronavirus Antigen:Presence or Threshold:To identify measures at a point in time:Tissue small intestine:Ordinal:Immune stain
porcine respiratory coronavirus antigen:presence or threshold:to identify measures at a point in time:tissue small intestine:ordinal:immune stain