BibTex format
@article{Barnes:2019:10.15326/jcopdf.6.5.2019.0173,
author = {Barnes, PJ and Vestbo, J and Calverley, PM},
doi = {10.15326/jcopdf.6.5.2019.0173},
journal = {CHRONIC OBSTRUCTIVE PULMONARY DISEASES-JOURNAL OF THE COPD FOUNDATION},
pages = {380--383},
title = {The Pressing Need to Redefine "COPD"},
url = {http://dx.doi.org/10.15326/jcopdf.6.5.2019.0173},
volume = {6},
year = {2019}
}