1. Division of Cardiology, Department of Medicine (T.-F.C., C.-E.C., Y.-J.L., S.-L.C., L.-W.L., Y.-F.H., T.-C.T., J.-N.L., F.-P.C., S.-A.C.), Taipei Veterans General Hospital, Taiwan.
2. Institute of Clinical Medicine, Cardiovascular Research Center, National Yang-Ming University, Taipei, Taiwan (T.-F.C., C.-E.C., Y.-J.L., S.-L.C., L.-W.L., Y.-F.H., T.-C.T., J.-N.L., F.-P.C., S.-A.C.).
3. General Clinical Research Center (C.-E.C.), Taipei Veterans General Hospital, Taiwan.
4. Department of Family Medicine (T.-J.C.), Taipei Veterans General Hospital, Taiwan.
5. Institute of Cardiovascular Sciences, University of Birmingham, United Kingdom (G.Y.H.L.).