1. Electronic Clinical Challenges and Images in GI
Martin Schelling, MD, Rainer Hürlimann, MD, Frank Uhlmann, MD 
Gastroenterology 
Volume 136, Issue 7, Pages e7-e8 (June 2009)
DOI: /j.gastro
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2. Gastroenterology 2009 136, e7-e8DOI: (10.1053/j.gastro.2008.10.058)
Copyright © 2009 AGA Institute Terms and Conditions

3. Gastroenterology 2009 136, e7-e8DOI: (10.1053/j.gastro.2008.10.058)
Copyright © 2009 AGA Institute Terms and Conditions