C super little x Ag:PrThr:Pt:RBC^BPU:Ord
c super little x ag:prthr:pt:rbc^bpu:ord
C super little x Antigen:Presence or Threshold:To identify measures at a point in time:Erythrocytes^BPU:Ordinal
c super little x antigen:presence or threshold:to identify measures at a point in time:erythrocytes^bpu:ordinal