Najib M. Rahman, Associate Professor of Respiratory Medicine, Nuffield Department of Medicine and Clinical Director, Oxford Respiratory Trials Unit, University of Oxford, Oxford, UK. Ian Hunt, Consultant Thoracic Surgeon at St George's Hospital, Honorary Consultant at the Royal Marsden Hospital, Honorary Senior Lecturer at St George's, University of London, London, UK. ... Read more Fergus V. Gleeson, Consultant Radiologist and Professor of Radiology, University of Oxford; Director of the Oxford Imaging Trials Unit, and Divisional Director for the Oxford University Hospitals NHS Trust, London, UK. Nick A. Maskell, Professor of Respiratory Medicine, School of Clinical Sciences, University of Bristol, Bristol, UK. Show Less