Olympus Optical Co.,Ltd.Milestone
University of Michigan Historical Scientific and Medical Artifacts Collection – Gastroscopes
(Pictures of endoscopes before the development of the gastroscope, and various models of gastroscopes)
University of Michigan Medical Center – Gastrointestinal Endoscopy Home Page
(Pictures taken by gastroscopes)
Image-Guided Navigation System
The Gastrolab Endoscopy Picture Archives (Medscape)
Endoscopy (Susan Srour)
Selected Papers on Optical Fibers in Medicine
Abraham Katzir, Editor Tel Aviv University 732 pages, Published May 1990
Endoscopy