title: Physiology of the lower esophageal sphincter.
mesh_terms: D000863:Antacids / Q000627:therapeutic use; D004943:Esophagogastric Junction / Q000502:physiology*; D005755:Gastrins / Q000502:physiology; D005764:Gastroesophageal Reflux / Q000188:drug therapy; D006801:Humans; D011950:Receptors, Cholinergic
chemical_list: D000863:Antacids; D005755:Gastrins; D011950:Receptors, Cholinergic