Gastroesophageal reflux.
D004942:Esophagitis, Peptic / Q000209:etiology; D004943:Esophagogastric Junction / Q000503:physiopathology; D004947:Esophagus / Q000000981:diagnostic imaging / Q000601:surgery; D005764:Gastroesophageal Reflux / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology / Q000628:therapy; D006551:Hernia, Hiatal / Q000150:complications; D006801:Humans; D010528:Peristalsis; D011312:Pressure; D011859:Radiography