PT - JOURNAL ARTICLE AU - Greening, Neil J AU - Polkey, Michael I AU - McAuley, Hamish Joseph Cameron TI - Extrathoracic muscle wasting in exacerbations of COPD: no longer outside the region of interest AID - 10.1136/thoraxjnl-2020-216647 DP - 2021 Jun 01 TA - Thorax PG - 530--531 VI - 76 IP - 6 4099 - http://thorax.bmj.com/content/76/6/530.short 4100 - http://thorax.bmj.com/content/76/6/530.full SO - Thorax2021 Jun 01; 76