title: The crural diaphragm, an external lower esophageal sphincter: a definitive study.
authors.forename: R K
authors.initials: RK
authors.lastname: Mittal
mesh_terms: D003964:Diaphragm / Q000502:physiology*; D004943:Esophagogastric Junction / Q000502:physiology*; D005764:Gastroesophageal Reflux / Q000209:etiology; D006801:Humans