Gastrin and the gastroesophageal sphincter.
D004931:Esophageal Achalasia / Q000503:physiopathology; D004935:Esophageal Diseases / Q000503:physiopathology; D004943:Esophagogastric Junction / Q000502:physiology*; D004947:Esophagus / Q000502:physiology*; D005755:Gastrins / Q000097:blood / Q000378:metabolism / Q000494:pharmacology / Q000502:physiology*; D005764:Gastroesophageal Reflux / Q000503:physiopathology; D006801:Humans; D009130:Muscle, Smooth / Q000502:physiology
D005755:Gastrins