[On the differential diagnostic value of intragastric pH measurements in ulcer and cancer of the stomach].
D003937:Diagnosis, Differential; D005745:Gastric Acidity Determination; D006801:Humans; D009369:Neoplasms; D013274:Stomach Neoplasms; D013276:Stomach Ulcer; D014456:Ulcer
GASTRIC ACIDITY DETERMINATION; STOMACH NEOPLASMS; STOMACH ULCER