Using venous blood gas analysis in the assessment of COPD exacerbations: a prospective cohort study
Tricia M McKeever, Glenn Hearson, Gemma Housley, Catherine Reynolds, William Kinnear, Tim W Harrison, Anne-Maree Kelly, Dominick E Shaw
Thorax Mar 2016, 71 (3) 210-215; DOI: 10.1136/thoraxjnl-2015-207573