Validation of the DECAF score to predict hospital mortality in acute exacerbations of COPD
C Echevarria, J Steer, K Heslop-Marshall, SC Stenton, PM Hickey, R Hughes, M Wijesinghe, RN Harrison, N Steen, AJ Simpson, GJ Gibson, SC Bourke
Thorax Feb 2016, 71 (2) 133-140; DOI: 10.1136/thoraxjnl-2015-207775