BibTex format
@inproceedings{Benson:2018:10.1183/13993003.congress-2018.PA3641,
author = {Benson, V and Mohan, D and Allinder, M and Galwey, N and Mceniery, C and Fuld, J and Bolton, C and Macnee, W and Cockcroft, J and Wilkinson, I and Tal-Singer, R and Polkey, M},
doi = {10.1183/13993003.congress-2018.PA3641},
publisher = {EUROPEAN RESPIRATORY SOC JOURNALS LTD},
title = {Prevalence of physical limitation in COPD: the short physical performance battery (SPPB)},
url = {http://dx.doi.org/10.1183/13993003.congress-2018.PA3641},
year = {2018}
}