Original Research

Impacts of coexisting bronchial asthma on severe exacerbations in mild-to-moderate COPD: results from a national database

Lee H, Rhee CK, Lee BJ, Choi DC, Kim JA, Kim SH, Jeong Y, Kim TH, Chon GR, Jung KS, Lee SH, Price D, Yoo KH, Park HY

International Journal of Chronic Obstructive Pulmonary Disease 2016, 11:775-783

Published Date: 15 April 2016