BibTex format
@article{Burgel:2013,
author = {Burgel, P-R and Paillasseur, J-L and Partridge, M and Miravitlles, M and Cazzola, M and Vogelmeier, C and Leynaud, D and Ostinelli, J and Kessler, R},
journal = {EUROPEAN RESPIRATORY JOURNAL},
title = {Impact of age-related comorbidities on the risk of COPD exacerbations in subjects with severe airflow limitation: A pan-European study},
url = {https://www.webofscience.com/api/gateway?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000209370401475&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=a2bf6146997ec60c407a63945d4e92bb},
volume = {42},
year = {2013}
}