Disclosures
Drs Lui, Williams, Keng, Sammons, and Chen; Professors Hopewell, Gray, Bowman, and Mihaylova; and Professor Sir Landray are employed by the Nuffield Department of Population Health, University of Oxford. The Nuffield Department of Population Health has a staff policy of not taking any personal payments directly or indirectly from industry (with reimbursement sought only for the costs of travel and accommodation to attend scientific meetings; see 