1. Indications for gastroscopy;Shallenberger;Gastrointestinal Endoscopy,1968
2. Esophagoscopic diagnosis;Palmer;Gastrointestinal Endoscopy,1967
3. Clinical use of the Olympus fiberesophagoscope;Morrissey;Gastrointestinal Endoscopy,1970
4. Intragastric magnet for removal of foreign bodies;Kleckner;Gastrointestinal Endoscopy,1970
5. A propos de 108 observations de corps etrangers deglutis du tube digestif a I’exclusion de I’oesophage;Murat;Chiurgie Lyon,1969