1. From the Department of Applied Health Research, University College London, London, UK (A.I.G.R, S.M., S.J.T., N.J.F.); Clinical Standards Department, Royal College of Physicians, London, UK (A.H., A.G.R.); Research Department of Primary Care & Population Health, University College London, Royal Free Campus, London, UK (R.M.H.); Manchester Business School, University of Manchester, Manchester, UK (R.B., C.P.); Department of Primary Care and Public Health Sciences, Division of Health & Social...