1. From the Department of Renal Medicine, Hull University Teaching Hospitals NHS Trust, and Hull York Medical School, Hull (S.B.), the Birmingham Clinical Trials Unit, Institute of Applied Health Research (S.M., N.I., E.B., M.C.), and the Institute of Inflammation and Aging (P.C.), University of Birmingham, and the Department of Renal Medicine, Queen Elizabeth Hospital, University Hospitals Birmingham (P.C.), Birmingham, the Sheffield Kidney Institute, Sheffield (A.K.), and the British Heart Foundation...