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Lee JS, Ahn SW, Song JW, Shim JK, Yoo KJ, Kwak YL.Lee JS, et al. Among authors: song jw.Circ J. 2011;75(10):2397-402. doi: 10.1253/circj.cj-11-0404. Epub 2011 Aug 2.Circ J. 2011.PMID: 21817820Free article.Clinical Trial.
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Choi YS, Shim JK, Song JW, Song Y, Yang SY, Kwak YL.Choi YS, et al. Among authors: song y, song jw.J Cardiothorac Vasc Anesth. 2013 Dec;27(6):1218-23. doi: 10.1053/j.jvca.2013.01.027. Epub 2013 Aug 16.J Cardiothorac Vasc Anesth. 2013.PMID: 23958074Clinical Trial.
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