From the Duke Clinical Research Institute, Duke University Medical Center, Durham, NC (R.H.M., R.D.L., G.E.H., R.A.H., R.M.C., E.D.P., J.H.A.); The Brody School of Medicine, East Carolina University, Greensville, NC (B.F.); Medical City Hospital, Dallas, TX (M.J.M.); Missouri Baptist Medical Center, St. Louis, MO (N.T.K); and Beth Israel Deaconess Medical Center, Boston, MA (C.M.G.). (At 2011-07-19)
