1. From the Departments of Epidemiology (T.N.K., J.C., J.H.) and Biostatistics (C.L.Y.), Tulane University School of Public Health and Tropical Medicine, and Department of Medicine (J.C., J.H.), Tulane University School of Medicine, New Orleans, La; Cardiovascular Institute and Fuwai Hospital of the Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China (D.G., J.-f.H., J.-c.C., X.D., X.W.); and President’s Office, Loyola University Medical Center, Maywood, Ill (P.K.W.).