1. M23 COPD exacerbations of longer duration worsens health related quality of life. (14th November 2013) Authors: Donaldson, GC; MacKay, AJ; Singh, R; Allinson, J; Brill, S; Wedzicha, JA Journal: Thorax Issue: Volume 68(2013)Supplement 3 Page Start: A204 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗