Gastroenterology: a career for a lifetime.
Following is an edited reprint of the Presidential Address delivered by Donald O. Castell, M.D., during the AGA Plenary Session at Digestive Disease Week 1999.
Castell
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D005762:Gastroenterology / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D014481:United States