Hemoglobin.gastrointestinal^2nd specimen:PrThr:Pt:Stool:Ord
hemoglobin.gastrointestinal^2nd specimen:prthr:pt:stool:ord
Hemoglobin.gastrointestinal^2nd specimen:Presence or Threshold:To identify measures at a point in time:Stool:Ordinal
hemoglobin.gastrointestinal^2nd specimen:presence or threshold:to identify measures at a point in time:stool:ordinal