1. British Heart Foundation Centre for Cardiovascular Science (L.M., K.K.L., S.D.S., A.W., T.F., A.V.F., C.L.S., A.R.C., A.A., A.S.V.S., N.D., F.E.S., N.L.M.), University of Edinburgh, United Kingdom.
2. School of Applied Science, Edinburgh Napier University, United Kingdom (H.L., M.D.R.).
3. Usher Institute of Population Health Sciences and Informatics (N.L.M.), University of Edinburgh, United Kingdom.