1. From Henry Ford Hospital, Detroit, MI (D.E.L.); University of Washington, Seattle, WA (W.C.L.); University of Utah, Salt Lake City (J.S.); Houston Methodist Hospital, TX (J.D.E.); Duke University, Durham, NC (J.G.R.); Virginia Commonwealth University, Richmond (K.B.S.); Thomas Jefferson University, University Hospital, Philadelphia, PA (A.J.B.); St. Jude Medical, Pleasanton, CA (J.C., D.J.F.); and Cleveland Clinic, OH (R.C.S.).