1. From the Main Line Health Heart Center, Lankenau Hospital and Lankenau Institute for Medical Research (C.P., J.F.B., H.P., P.G., P.R.K., G.-X.Y.), Wynnewood, Pa; Jefferson Medical College (J.F.B., P.R.K., G.-X.Y.), Thomas Jefferson University, Philadelphia, Pa; Masonic Medical Research Laboratory (C.A.), Utica, NY; and Tong-Ji Hospital (G.-X.Y.), Tong-Ji Medical College, Huazhong University of Science and Technology, Wuhan, China.