From the Stanford Center for Biomedical Ethics (J.I., M.K.C., M.P.K.), Department of Pediatrics (Medical Genetics) (J.I., M.K.C.), Department of Radiology (M.P.K., G.H.G.), and the Program in Neuroscience (M.P.K.), Stanford University, CA; National Institute of Neurological Disorders and Stroke (E.E.), National Institute of Mental Health (P.B.), and National Institute for Biomedical Imaging and Bioengineering (B.S.), NIH, Bethesda, MD; Department of Bioethics (P.J.F.), Cleveland Clinic Foundation,... (At 2008-01-29)