1. From Columbia University College of Physicians and Surgeons, New York, NY (L.M., A.H.L.); Boston University School of Medicine, Boston, Mass (E.J.B.); Stanford University School of Nursing, Palo Alto, Calif (K.B.); Mayo Clinic College of Medicine, Rochester, Minn (S.N.H.); Brigham and Women’s Hospital, Boston, Mass (B.W.W.); American Heart Association, Dallas, Tex (R.P.F.); and Segmentation Company, a Division of Yankelovich, Chapel Hill, NC (J.K., T.M., S.L.S.).