1. From the Clinical Trial Service Unit and Epidemiological Studies Unit (CTSU), (W.H., N.S., P.K.J., M.M., J.E., R.H., S.L., C.A.R., M.J.L., C.B.) and Medical Research Council-Population Health Research Unit (MRC-PHRU) (P.K.J., J.E., R.H., S.L., C.B.), Nuffield Department of Population Health (NDPH), University of Oxford, United Kingdom; Centre for Nephrology, University College London, United Kingdom (D.C.W.); Dunedin School of Medicine, University of Otago, New Zealand (R.W.); Newcastle-upon-Tyne...