title: The role of endoscopy in patients with suspected esophageal reflux.
mesh_terms: D000328:Adult; D000368:Aged; D001466:Barium Sulfate; D003937:Diagnosis, Differential; D004940:Esophageal Stenosis / Q000175:diagnosis; D004942:Esophagitis, Peptic / Q000175:diagnosis; D004945:Esophagoscopy; D005260:Female; D005764:Gastroesophageal Reflux / Q000175:diagnosis* / Q000000981:diagnostic imaging; D006551:Hernia, Hiatal / Q000175:diagnosis; D006801:Humans; D008297:Male; D008875:Middle Aged; D011859:Radiography
chemical_list: D001466:Barium Sulfate