- National Digestive Diseases Information Clearinghouse, NIDDK, NIH, HHS (More information on this organization)
- American Society of Colon and Rectal Surgeons (More information on this organization)
- Crohn's and Colitis Foundation of America, Inc. (More information on this organization)
- New York-Presbyterian Hospital/Columbia University Medical Center (More information on this organization)
A federal government website managed by the Office on Women's Health in the Office of the Assistant Secretary for Health at the U.S. Department of Health and Human Services.
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