1. From the University of Michigan, Ann Arbor (K.A.E.); Duke University, Durham, NC (G.S.G.); Massachusetts General Hospital, Boston (K.M., J.N.R.); Beth Israel Deaconess Medical Center, Boston, Mass (W.C.A.); National Heart, Lung, and Blood Institute, Bethesda, Md (R.S. Balaban, H.E.T., C.L.M.); George Washington University Medical Center, Washington, DC (S.K.B.); Johns Hopkins University School of Medicine, Baltimore, Md (R.S. Blumenthal); University of California at San Francisco (S.R.C.); Columbia...