title: [Some non-catheter methods of testing gastric juice acidity].
mesh_terms: D000293:Adolescent; D000328:Adult; D002859:Chromium Isotopes / Q000378:metabolism; D004582:Electronics, Medical; D005745:Gastric Acidity Determination; D005780:Gelatin; D006801:Humans; D007441:Intubation, Gastrointestinal; D007475:Ion Exchange Resins; D008722:Methods; D008875:Middle Aged; D013272:Stomach Diseases / Q000175:diagnosis*; D013686:Telemetry
chemical_list: D002859:Chromium Isotopes; D007475:Ion Exchange Resins; D005780:Gelatin
vernacular_title: Nekotorye bezzondovye metody issledovaniia kislotnosti zheludochnogo soka.