Hemoglobin.gastrointestinal.lower^1st specimen:PrThr:Pt:Stool:Ord:IA
hemoglobin.gastrointestinal.lower^1st specimen:prthr:pt:stool:ord:ia
Hemoglobin.gastrointestinal.lower^1st specimen:Presence or Threshold:To identify measures at a point in time:Stool:Ordinal:Immunoassay
hemoglobin.gastrointestinal.lower^1st specimen:presence or threshold:to identify measures at a point in time:stool:ordinal:immunoassay