1. From the BHF Glasgow Cardiovascular Research Centre (S.P., A.F.D., J.M.C.), University of Glasgow, United Kingdom; Clinical Pharmacology and Barts and the London Genome Centre (C.W., P.B.M., R.D., M.C.), William Harvey Research Institute, Barts and the London School of Medicine, London, United Kingdom; Clinical Pharmacology and the Cambridge Institute of Medical Research (M.B., D.C.), University of Cambridge, United Kingdom; Department of Cardiology (N.S.), University of Leicester, United Kingdom;...