Affiliation: | a Centre for Health Economics, University of York, York, United Kingdom b Oxford Outcomes Ltd, Oxford, United Kingdom c Oxford Outcomes Ltd, Vancouver, British Columbia, Canada d AMORE studies group, London, United Kingdom e Barnet & Chase Farm NHS Trust, Barnet, United Kingdom f Clinical Trials and Evaluation Unit, Royal Brompton Hospital, London, United Kingdom g INSERM U-698 and Université Paris VII - Denis Diderot, Hôpital Bichat-Claude Bernard, Paris, France h Hamilton Health Sciences, McMaster University, Hamilton, Ontario, Canada i Christiana Care Health System, Newark, DE |