Auteur: David J. Chinn

John E Cotes, Visitor, University Department of Physiological Sciences, Formerly Reader in Respiratory Physiology, External Scientific Staff of Medical Research Council, and Honorary Consultant in Clinical Respiratory Physiology, Newcastle upon Tyne, UK David J Chinn, Senior Research Fellow in Epidemiology, Centre for Primary and Community Care, University of Sunderland, Sunderland, UK Martin R Miller, Consultant Physician, University Hospital Birmingham NHS Trust, Birmingham, UK