Circulation 2015 Oct 1;132(14):1320-8. Epub 2015 Sep 1.
From Farr Institute of Health Informatics Research (London), University College London, United Kingdom (J.G., M.P.-R., A.D.S., S.D., H.H.); Worldwide Clinical Trials, Nottingham, United Kingdom (E.R.); Farr Institute of Health Informatics Research (London), London School of Hygiene & Tropical Medicine, United Kingdom (E.H., L.S.); and Farr Institute of Health Informatics Research (London) and Barts National Institute for Health Research Cardiovascular Biomedical Research Unit, Queen Mary University of London, United Kingdom (A.T.).