Hemoglobin.gastrointestinal:PrThr:Pt:Stool:Ord:IA.rapid
hemoglobin.gastrointestinal:prthr:pt:stool:ord:ia.rapid
Hemoglobin.gastrointestinal [Presence] in Stool by Rapid immunoassay
hemoglobin.gastrointestinal [presence] in stool by rapid immunoassay