![Mayo Clinic home page [logo]](/images-global/mayologo.gif)
Discover how you can help support Mayo Clinic.
Share this site with others using one of these sharing tools.
To link to this article, paste this block of HTML code onto your webpage.
Guidelines for sites linking to mayoclinic.orgChristian Medical College, Ludhiana, Punjab, India
Saint Vincent's Hospital, Worcester, MA
Albert Einstein College of Medicine, Yeshiva University, Bronx, NY
Assistant Professor of Medicine
Nutrition, Gastrointestinal disorders
See a listing of publications on PubMed, a service of the National Library of medicine.
Learn about treatment of diseases and becoming a patient. Read more about medical services.
.
