title: Variations in the frequency of the human duodenal basic electrical rhythm in health and disease.
mesh_terms: D000328:Adult; D000368:Aged; D004386:Duodenum / Q000502:physiology* / Q000503:physiopathology*; D004594:Electrophysiology; D005334:Fever / Q000503:physiopathology*; D006801:Humans; D007003:Hypoglycemia / Q000503:physiopathology*; D008171:Lung Diseases / Q000503:physiopathology; D008286:Malabsorption Syndromes / Q000503:physiopathology*; D008875:Middle Aged; D010279:Parathyroid Diseases / Q000503:physiopathology; D011413:Propantheline / Q000494:pharmacology; D000644:Quaternary Ammonium Compounds / Q000494:pharmacology; D012131:Respiratory Insufficiency / Q000503:physiopathology*; D013959:Thyroid Diseases / Q000503:physiopathology*
chemical_list: D000644:Quaternary Ammonium Compounds; D011413:Propantheline