For More Information About Constipation

American Gastroenterological Association
National Office
4930 Del Ray Avenue
Bethesda, MD 20814
Phone: (301) 654-2055
Fax: (301) 652-3890
Email: webinfo@gastro.org
Internet: www.gastro.org

International Foundation for Functional Gastrointestinal Disorders Inc.
P.O. Box 170864
Milwaukee, WI 53217
Phone: 1-888-964-2001 or (414) 964-1799
Fax: (414) 964-7176
Email: iffgd@iffgd.org
Internet: www.iffgd.org

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