Porcine parvovirus Ab:PrThr:Pt:Ser:Ord
porcine parvovirus ab:prthr:pt:ser:ord
Porcine parvovirus Antibody:Presence or Threshold:To identify measures at a point in time:Serum:Ordinal
porcine parvovirus antibody:presence or threshold:to identify measures at a point in time:serum:ordinal