1. Hospital Universitario Puerta de Hierro, Madrid, Spain (P.G.-P., M.A.R.-C., F.D., L.A.-P.).
2. Centro de Investigación Biomédica en Red Enfermedades in Cardiovascular Diseases (CIBERCV), Madrid, Spain (P.G.-P., M.A.R.-C., A.B.-G., J. Lupon, D.A.P.-F., J.M.G.-P., F.D., E.L.-P., L.A.-P.).
3. University Francisco de Vitoria, Pozuelo de Alarcón, Madrid, Spain (P.G.-P.).
4. Harvard Medical School, Boston, MA (Y.K., I.G.L., H.W., C.N.T., J.G., P.P., K.I., J.A.W., S.R.D., J.G.S., C.E.S.).
5. Massachusetts General Hospital, Boston (Y.K.).
6. Oslo University Hospital and University of Oslo, Norway (I.G.L.).
7. Perelman School of Medicine and University of Pennsylvania Health System, Philadelphia (A.M.S., K.G., Z.A., J. Li, A.T.O., B.F., R.A., B.K.).
8. University of Oxford (C.N.T.).
9. Brigham and Women's Hospital, Boston MA (P.P., C.E.S.).
10. National Heart & Lung Institute, Imperial College London, UK (R.G., E.M., R.W., N.W., W.M., A.W., N.I., R.B., U.T., A.d.M., M.A., A.P., A.J.B., S.D.R., S.K.P., E.L.-P., A.R.L., S.A.C., P.J.R.B., J.S.W.).
11. Royal Brompton & Harefield NHS Foundation Trust, London, UK (R.G., E.M., R.W., N.W., W.M., A.W., N.I., R.B., U.T., A.d.M., M.A., A.P., A.J.B., S.D.R., S.K.P., A.R.L., P.J.R.B., J.S.W.).
12. Hospital Universitario Puerta de Hierro, Universidad Autónoma de Madrid, Spain (B.N., M.P.).
13. Hospital Universitario Germans Trias i Pujol, Badalona, Spain (A.B.-G., J. Lupon).
14. MRC London Institute of Medical Sciences, Imperial College UK (N.W., D.P.O., S.A.C., J.S.W., C.E.S., A.d.M.).
15. Hospital Universitario de Tarragona Joan XXIII. IISPV, Rovira Virgili University, Spain (I.S., A.B.).
16. Hospital Universitario Virgen de la Arrixaca, University of Murcia. Spain (D.A.P.-F.).
17. Hospital Universitario Virgen de la Victoria, IBIMA, Malaga, Spain (J.M.G.-P.).
18. Centro Nacional de Investigaciones Cardiovasculares, Madrid, Spain (E.L.-P.).
19. National Heart Centre Singapore and Duke-National University of Singapore (S.A.C.).
20. Howard Hughes Medical Institute, Chevy Chase, MD (S.R.D., C.E.S.).