CHINESE JOURNAL OF GASTROINTESTINAL SURGERY, Volume 13, Issue 11,2010, Pages 878-880, doi:10.3760/cma.j.issn.1671-0274.2010.11.030
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CHINESE JOURNAL OF GASTROINTESTINAL SURGERY, Volume 13, Issue 11,2010, Pages 876-877, doi:10.3760/cma.j.issn.1671-0274.2010.11.029
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