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Kim SO, Shin BS, Hwang IS, Hwang EC, Oh KJ, Jung SI, Kang TW, Kwon D, Park K, Ryu SB.Kim SO, et al. Among authors: hwang ec, hwang is.Urol Int. 2011;87(3):299-303. doi: 10.1159/000324594. Epub 2011 Sep 16.Urol Int. 2011.PMID: 21934268
Jung SI, Shin SS, Choi C, Hwang EC, Kim SO, Kang TW.Jung SI, et al. Among authors: hwang ec.J Korean Med Sci. 2009 Jun;24(3):529-31. doi: 10.3346/jkms.2009.24.3.529. Epub 2009 Jun 16.J Korean Med Sci. 2009.PMID: 19543523Free PMC article.
Hwang EC, Choi HS, Im CM, Jung SI, Kim SO, Kang TW, Kwon DD, Park KS, Ryu SB.Hwang EC, et al.Asian J Androl. 2010 Mar;12(2):215-20. doi: 10.1038/aja.2009.86. Epub 2009 Dec 28.Asian J Androl. 2010.PMID: 20037598Free PMC article.
Kim M, Hwang EC, Park IK, Park K.Kim M, et al. Among authors: hwang ec.Urology. 2010 Aug;76(2):511.e5-9. doi: 10.1016/j.urology.2009.12.011. Epub 2010 Mar 5.Urology. 2010.PMID: 20206976