Tubeless gastric analysis as a tool to measure gastric secretory activity.
D002845:Chromatography; D004796:Clinical Enzyme Tests; D004792:Enzyme Precursors / Q000032:analysis*; D005745:Gastric Acidity Determination; D005750:Gastric Juice / Q000032:analysis*; D005756:Gastritis / Q000175:diagnosis; D006801:Humans; D007437:Intrinsic Factor / Q000032:analysis*; D010447:Peptide Hydrolases / Q000032:analysis; D012636:Secretory Rate / Q000502:physiology; D013274:Stomach Neoplasms; D013276:Stomach Ulcer / Q000175:diagnosis
D004792:Enzyme Precursors; D007437:Intrinsic Factor; D010447:Peptide Hydrolases