title: Letter: Lower-esophageal-sphincter response to pentagastrin.
mesh_terms: D004943:Esophagogastric Junction / Q000503:physiopathology*; D005755:Gastrins / Q000097:blood; D005764:Gastroesophageal Reflux / Q000097:blood / Q000503:physiopathology*; D006801:Humans; D008443:Maxillary Sinus / Q000503:physiopathology; D009130:Muscle, Smooth / Q000503:physiopathology; D010418:Pentagastrin
chemical_list: D005755:Gastrins; D010418:Pentagastrin