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Song MH, Tokuda Y, Hirai M, Ueda Y.Song MH, et al.Asian Cardiovasc Thorac Ann. 2007 Dec;15(6):507-10. doi: 10.1177/021849230701500612.Asian Cardiovasc Thorac Ann. 2007.PMID: 18042777
Tokuda Y, Song MH, Ueda Y, Usui A, Akita T, Yoneyama S, Maruyama S.Tokuda Y, et al. Among authors: song mh.Eur J Cardiothorac Surg. 2008 Feb;33(2):164-7. doi: 10.1016/j.ejcts.2007.11.021. Epub 2007 Dec 21.Eur J Cardiothorac Surg. 2008.PMID: 18160302
Song MH, Tokuda Y, Nakayama T, Hattori K.Song MH, et al.Asian Cardiovasc Thorac Ann. 2008 Aug;16(4):329-30. doi: 10.1177/021849230801600417.Asian Cardiovasc Thorac Ann. 2008.PMID: 18670031