Liebermann, T R Gastrointestinal fiberoptic endoscopy. Diagnostic and therapeutic aspects. [electronic resource] - The Surgical clinics of North America Oct 1979 - 787-95 p. digital Publication Type: Journal Article; Review ISSN: 0039-6109 Standard No.: 10.1016/s0039-6109(16)41928-6 doi Subjects--Topical Terms: Colonic Diseases--diagnosisDuodenal Diseases--diagnosisEndoscopyEsophagoscopyGastrointestinal Diseases--diagnosisGastrointestinal Hemorrhage--diagnosisGastroscopyPancreatic Diseases--diagnosisPeptic Ulcer--diagnosisSigmoid Neoplasms--diagnosis