1. From the Hypertension and Vascular Research Division (J.X., O.A.C., Y.-H.L., E.G.S., F.Y., A.K., X.-P.Y), Department of Internal Medicine, and the Division of Biostatistics and Research Epidemiology (A.K.), Henry Ford Hospital, Detroit, Mich; and Wuhan University School of Medicine (J.X.), Wuhan, People’s Republic of China.