BibTex format
@article{Celli:2019:10.1056/NEJMc1914600,
author = {Celli, BR and Wedzicha, JA},
doi = {10.1056/NEJMc1914600},
journal = {N Engl J Med},
pages = {2485--2486},
title = {Update on Clinical Aspects of COPD. Reply.},
url = {http://dx.doi.org/10.1056/NEJMc1914600},
volume = {381},
year = {2019}
}