PT - JOURNAL ARTICLE AU - Baker, Emma H AU - Burrage, Daniel R TI - ‘I'm useless after a bad night's sleep, doctor’: could sleep be the key to improving physical activity in people with COPD? AID - 10.1136/thoraxjnl-2016-209905 DP - 2017 Aug 01 TA - Thorax PG - 677--678 VI - 72 IP - 8 4099 - http://thorax.bmj.com/content/72/8/677.short 4100 - http://thorax.bmj.com/content/72/8/677.full SO - Thorax2017 Aug 01; 72