For More Information About Upper Endoscopy

American Gastroenterological Association (AGA)
National Office
4930 Del Ray Avenue
Bethesda, MD 20814
Phone: 301-654-2055
Fax: 301-654-5920
Email: info@gastro.org
Internet: www.gastro.org

source: http://digestive.niddk.nih.gov/ddiseases/pubs/upperendoscopy/index.htm