@article {Bakerthoraxjnl-2016-209905, author = {Emma H Baker and Daniel R Burrage}, title = {{\textquoteleft}I{\textquoteright}m useless after a bad night{\textquoteright}s sleep, doctor{\textquoteright}: could sleep be the key to improving physical activity in people with COPD?}, elocation-id = {thoraxjnl-2016-209905}, year = {2017}, doi = {10.1136/thoraxjnl-2016-209905}, publisher = {BMJ Publishing Group Ltd}, issn = {0040-6376}, URL = {https://thorax.bmj.com/content/early/2017/03/16/thoraxjnl-2016-209905}, eprint = {https://thorax.bmj.com/content/early/2017/03/16/thoraxjnl-2016-209905.full.pdf}, journal = {Thorax} }