B little g super little b Ag:PrThr:Pt:RBC:Ord
b little g super little b ag:prthr:pt:rbc:ord
Bg^b Antigen:Presence or Threshold:To identify measures at a point in time:Erythrocytes:Ordinal
bg^b antigen:presence or threshold:to identify measures at a point in time:erythrocytes:ordinal