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American Academy of Family Physicians.
American Academy of Pediatrics.
Baby Center web site.
Behrman, R., Kliegman, R., and Jenson, H. (eds.). Nelson Textbook of Pediatrics, 17th edition, Saunders, 2004.
Children's Physician Network.
Florida Health Finder.
Journal of the American Medical Association, March 10, 2004.
National Digestive Diseases Information Clearinghouse.
National Institute of Diabetes and Digestive and Kidney Diseases.
Texas Children's Hospital.
The Nemours Foundation.
Reviewed by Renee A. Alli, MD, FAAP on May 29, 2018
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