title: Upper gastro-intestinal fibre-optic endoscopy. A 3-year study at Groote Schuur Hospital.
mesh_terms: D001466:Barium Sulfate; D001706:Biopsy; D003581:Cytodiagnosis; D004381:Duodenal Ulcer / Q000175:diagnosis; D004724:Endoscopy; D004935:Esophageal Diseases / Q000175:diagnosis; D004945:Esophagoscopy; D005336:Fiber Optic Technology; D005500:Follow-Up Studies; D005743:Gastrectomy; D005767:Gastrointestinal Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005773:Gastroscopy; D006801:Humans; D008223:Lymphoma / Q000175:diagnosis; D011859:Radiography; D012008:Recurrence; D013274:Stomach Neoplasms / Q000175:diagnosis; D013276:Stomach Ulcer / Q000175:diagnosis / Q000601:surgery
chemical_list: D001466:Barium Sulfate