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. 2011 Nov 1;81(5):295–307. doi: 10.4174/jkss.2011.81.5.295

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Copyright © 2011, the Korean Surgical Society

Journal of the Korean Surgical Society is an Open Access Journal. All articles are distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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