Publication info: Eur Respir J. 2012 Oct; 40(4):965-8.PMID: 22282545External link: http://www.ncbi.nlm.nih.gov/pubmed/22282545Publication date: October, 2012Authors: Riaz SP, Coupland VH, Lüchtenborg M, Peake MD, Møller HRegistry: National Disease Registration Service, EnglandPublication type: Paper