Use of the Heidelberg pH capsule in the routine assessment of gastric acid secretion.
D005745:Gastric Acidity Determination / Q000295:instrumentation*; D005750:Gastric Juice / Q000378:metabolism; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008722:Methods; D010437:Peptic Ulcer / Q000175:diagnosis; D013686:Telemetry