title: [Studies on the quantitative determination of gastric hydrochloric acid with cation exchange resins].
mesh_terms: D002411:Cation Exchange Resins; D005744:Gastric Acid; D005750:Gastric Juice; D007475:Ion Exchange Resins
chemical_list: D002411:Cation Exchange Resins; D007475:Ion Exchange Resins
keywords: GASTRIC JUICE; ION EXCHANGE RESINS