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Kim KH, Yoon HS, Yoon H, Chung WS, Sim BS, Lee DH.Kim KH, et al. Among authors: chung ws.J Korean Med Sci. 2016 Jul;31(7):1100-4. doi: 10.3346/jkms.2016.31.7.1100. Epub 2016 May 18.J Korean Med Sci. 2016.PMID: 27366009Free PMC article.
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