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Kwon MJ, Lee GH, Lee MK, Kim JY, Yoo HS, Ki CS, Chang YS, Kim JW, Park WS.Kwon MJ, et al. Among authors: chang ys.Eur J Pediatr. 2011 Oct;170(10):1267-71. doi: 10.1007/s00431-011-1434-5. Epub 2011 Mar 4.Eur J Pediatr. 2011.PMID: 21373876
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Lee S, Sung SI, Park HJ, Chang YS, Park WS, Seo JM.Lee S, et al. Among authors: chang ys.J Clin Med. 2020 Oct 23;9(11):3393. doi: 10.3390/jcm9113393.J Clin Med. 2020.PMID: 33113902Free PMC article.