title: Relationship between posterior pharyngeal pouch and hiatus hernia.
mesh_terms: D000368:Aged; D001466:Barium Sulfate; D005260:Female; D005764:Gastroesophageal Reflux / Q000150:complications; D006548:Hernia, Diaphragmatic / Q000150:complications* / Q000000981:diagnostic imaging / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D010608:Pharyngeal Diseases / Q000150:complications* / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery; D010614:Pharynx / Q000503:physiopathology; D011859:Radiography
chemical_list: D001466:Barium Sulfate