Susceptibility to Exacerbation in Chronic Obstructive Pulmonary Disease

University College London, The Royal Free Hospital, University of Copenhagen, Manchester Academic Health Science Centre, University of Manchester, Hvidovre Hospital, The University of Texas Health Science Center at San Antonio, Research Triangle Park Foundation, GlaxoSmithKline (United States), Transnational Press London, University of Cambridge, Centro de Investigación Biomédica en Red de Enfermedades Respiratorias, University of Edinburgh, Centre for Inflammation Research, University of Liverpool, Nebraska Medical Center, Maastricht University