Bilirubin:PrThr:Pt:Periton fld:Ord
bilirubin:prthr:pt:periton fld:ord
Bilirubin:Presence or Threshold:To identify measures at a point in time:Peritoneal fluid /ascites:Ordinal
bilirubin:presence or threshold:to identify measures at a point in time:peritoneal fluid /ascites:ordinal