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:PrThr:Pt:Stool:Ord:IA
hemoglobin.gastrointestinal.lower^1st specimen:prthr:pt:stool:ord:ia