1. Indications for colonoscopy. An analysis based on indications and diagnostic yield;Berkowitz I;S Afr Med J,1993
2. Future requirements for colonoscopy in Britain;Endoscopic Selection Committee of the British Society of Gastroenterology;Gut,1987
3. Colonoscopy;Rex DK;Gastrointest Endosc Clin North Am,2000
4. Fiberoptic colonoscopy: a report of findings in 481 patients from Kuwait;Al-Nakeeb B;Dis Col Rect,1983
5. Inflammatory bowel disease in Kuwait;Al-Nakeeb B;Am J Gastroenterol,1984