Arrowsmith JB, Gerstman BB, Fleischer DE, Benjamin SB. Results from the American Society for Gastrointestinal Endoscopy/U.S. Food and Drug Administration collaborative study on complication rates and drug use during gastrointestinal endoscopy. Gastrointestinal Endoscopy 1991; 37(4):421-7.

Castell D. Overview of the clinical spectrum of gastroesophageal reflux disease. Practical Gastroenterology 1999; 23(10):43.

Fennerty M. Complications of endoscopy. In: Brandt L, et al, ed. Clinical practice of gastroenterology. Current Medicine. Philadelphia, 1999.

Froehlich F, Gonvers JJ, Fried M. Conscious sedation, clinically relevant complications and monitoring of endoscopy: results of a nationwide survey in Switzerland. Endoscopy 1994; 26(2):231-4.

Hart R, Classen M. Complications of diagnostic gastrointestinal endoscopy [see comments]. Endoscopy 1990; 22(5):229-33.

Hirota WK, Loughney TM, Lazas DJ, Maydonovitch CL, Rholl V, Wong RK. Specialized intestinal metaplasia, dysplasia, and cancer of the esophagus and esophagogastric junction: prevalence and clinical data. Gastroenterology 1999; 116(2):277-85.

Levine DS, Blount PL, Rudolph RE, Reid BJ. Safety of a systematic endoscopic biopsy protocol in patients with Barrett's esophagus. American Journal of Gastroenterology 2000:In Press.