little p phenotype:PrThr:Pt:RBC^Donor:Ord
little p phenotype:prthr:pt:rbc^donor:ord
little p phenotype:Presence or Threshold:To identify measures at a point in time:Erythrocytes^Donor:Ordinal
little p phenotype:presence or threshold:to identify measures at a point in time:erythrocytes^donor:ordinal