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Yang JY, Cha J, Shim SY, Cho SJ, Park EA.Yang JY, et al. Among authors: cho sj.Korean J Pediatr. 2014 Apr;57(4):171-7. doi: 10.3345/kjp.2014.57.4.171. Epub 2014 Apr 30.Korean J Pediatr. 2014.PMID: 24868214Free PMC article.
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Kwon JH, Lee HA, Kim YJ, Lee H, Park EA, Cho SJ, Gwak HS, Ha E, Park H, Kim HS.Kwon JH, et al. Among authors: cho sj.J Korean Med Sci. 2017 Jun;32(6):968-973. doi: 10.3346/jkms.2017.32.6.968.J Korean Med Sci. 2017.PMID: 28480655Free PMC article.
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