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Gastroenterology Research and Practice
Volume 2012 (2012), Article ID 639748, 8 pages
Ki-67 Antigen Overexpression Is Associated with the Metaplasia-Adenocarcinoma Sequence in Barrett's Esophagus
Department of Surgery, Hospital de Clínicas de Porto Alegre, School of Medicine, Federal University of Rio Grande do Sul, 90035-903 Porto Alegre, RS, Brazil
Received 24 April 2012; Accepted 26 May 2012
Academic Editor: Jin-Lian Chen
Copyright © 2012 Bernardo Silveira Volkweis et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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