M little c D super little d Ab:PrThr:Pt:Ser/Plas:Ord
m little c d super little d ab:prthr:pt:ser/plas:ord
Mc D^d Antibody:Presence or Threshold:To identify measures at a point in time:Serum/Plasma:Ordinal
mc d^d antibody:presence or threshold:to identify measures at a point in time:serum/plasma:ordinal