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Copyright ©2008 The WJG Press and Baishideng.
World J Gastroenterol. Sep 28, 2008; 14(36): 5491-5498
Published online Sep 28, 2008. doi: 10.3748/wjg.14.5491
Figure 1
Figure 1 Prospective and population-based studies: UC and CD. 1Retrospective but population-based data base of inflammatory bowel disease. Nº studies: Number of published studies.