title: [Effect of mineral waters of different chemical compositions on the pH of the stomach and duodenum].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D004381:Duodenal Ulcer / Q000503:physiopathology / Q000628:therapy; D004386:Duodenum / Q000503:physiopathology*; D005069:Evaluation Studies as Topic; D005745:Gastric Acidity Determination; D006294:Health Resorts; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008900:Mineral Waters; D013270:Stomach / Q000503:physiopathology*; D014586:USSR
chemical_list: D008900:Mineral Waters
vernacular_title: Vliianie mineral'nykh vod razlichnogo khimicheskogo sostava na pH zheludka i dvenadtsatiperstnoĭ kishki.