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Endoscopy 2007; 39(11): 998-1004
DOI: 10.1055/s-2007-966923
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© Georg Thieme Verlag KG Stuttgart · New York

Gastrointestinal bleeding

T.  A.  Marek1
  • 1Department of Gastroenterology, Medical University of Silesia in Katowice, Katowice, Poland