title: SUN DC: AN IMPROVED TECHNIC FOR TUBELESS GASTRIC ANALYSIS.
mesh_terms: D000126:Achlorhydria; D005745:Gastric Acidity Determination; D005766:Gastrointestinal Contents; D006632:Histamine; D006801:Humans; D007475:Ion Exchange Resins; D010600:Pharmacology; D014556:Urine
chemical_list: D007475:Ion Exchange Resins; D006632:Histamine
keywords: ACHLORHYDRIA; GASTRIC ACIDITY DETERMINATION; HISTAMINE; ION EXCHANGE RESINS; PHARMACOLOGY; URINE