Kang, Jieun; Kim, Ki Tae; Lee, Ji-Hyun; Kim, Eun Kyung; Kim, Tae-Hyung; Yoo, Kwang Ha; Lee, Jae Seung; Kim, Woo Jin; Kim, Ju Han; Oh, Yeon-Mok
ArticleIssue Date2017CitationINTERNATIONAL JOURNAL OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE, v.12, pp.3557 - 3565PublisherDOVE MEDICAL PRESS LTD