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The health care burden of high grade chronic obstructive pulmonary disease in Korea: analysis of the Korean Health Insurance Review and Assessment Service data.
Kim J, Rhee CK, Yoo KH, Kim YS, Lee SW, Park YB, Lee JH, Oh Y, Lee SD, Kim Y, Kim K, Yoon H. Kim J, et al. Among authors: kim ys, kim y, kim k. Int J Chron Obstruct Pulmon Dis. 2013;8:561-8. doi: 10.2147/COPD.S48577. Epub 2013 Nov 19. Int J Chron Obstruct Pulmon Dis. 2013. PMID: 24277985 Free PMC article.
Natural course of early COPD.
Rhee CK, Kim K, Yoon HK, Kim JA, Kim SH, Lee SH, Park YB, Jung KS, Yoo KH, Hwang YI. Rhee CK, et al. Among authors: kim sh, kim ja, kim k. Int J Chron Obstruct Pulmon Dis. 2017 Feb 20;12:663-668. doi: 10.2147/COPD.S122989. eCollection 2017. Int J Chron Obstruct Pulmon Dis. 2017. PMID: 28255237 Free PMC article.
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