The accuracy of fibreoptic endoscopy in the diagnosis of gastric cancer.
D005336:Fiber Optic Technology / Q000592:standards; D005773:Gastroscopy / Q000592:standards*; D006801:Humans; D008722:Methods; D055095:Optics and Photonics / Q000592:standards*; D010781:Photography; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000473:pathology