Digestive System

American College of Gastroenterology
Doctors specializing in diseases of the digestive (GI) tract. Their patient information includes GI Physician locator, common GI problems, digestive health tips.

American Gastroenterological Association
Doctors specializing in diseases of the digestive tract. The public section includes Gastroenterologist locator service, online brochures, and gastroenterology news from Reuters Health.

National Digestive Diseases Information Clearinghouse
Includes an A-Z list of digestive disease topics as well as easy to read publications.