Choi, Juwhan; Oh, Jee Youn; Lee, Young Seok; Hur, Gyu Young; Min, Kyung Hoon; Lee, Sung Yong; Kang, Kyung Ho; Shim, Jae Jeong
ArticleIssue Date2018CitationINTERNATIONAL JOURNAL OF CHRONIC OBSTRUCTIVE PULMONARY DISEASE, v.13, pp 2103 - 2103PublisherDOVE MEDICAL PRESS LTD