Cancer Ag 15-3:PrThr:Pt:Ser/Plas:Ord
cancer ag 15-3:prthr:pt:ser/plas:ord
Cancer Antigen 15-3:Presence or Threshold:To identify measures at a point in time:Serum/Plasma:Ordinal
cancer antigen 15-3:presence or threshold:to identify measures at a point in time:serum/plasma:ordinal