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Guidelines for sites linking to mayoclinic.orgBowman Gray School of Medicine, Wake Forest University Medical Center, Winston-Salem, NC
Vanderbilt University Medical Center, Nashville, TN
Vanderbilt University Medical Center, Nashville, TN
Thomas Jefferson University Hospital, Philadelphia, PA
American Board of Internal Medicine - Gastroenterology
American Board of Internal Medicine
Professor of Medicine
See a listing of publications on PubMed, a service of the National Library of medicine.
See a description of research activities.
Learn about treatment of diseases and becoming a patient. Read more about medical services.
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