1. From the Duke Clinical Research Institute, Durham, NC (P.L.H., S.M.A., R.E., K.L.L., D.B.M., G.S.); University of Washington, Seattle (J.Y.H., G.H.B., A.H., P.J.K., L.Y.T.I.); Columbia University, New York, NY (J.T.B., R.S.); Beth Israel Deaconess Medical Center, Boston, MA (A.B.); I.R.C.C.S. Policlinico San Donato, Milan, Italy (R.C.); University of Toronto, Ontario, Canada (P.D.); Northwestern Feinberg School of Medicine, Chicago, IL (A.H.K.); and University of Rochester, Rochester, NY (A.J.M.).