[1] Univ Calif San Diego, Biomed Sci Grad Program, La Jolla, CA 92093 USA
[2] Burnham Inst Med Res, La Jolla, CA USA
[3] Harvard Univ, Sch Med, Dept Neurosurg, Boston, MA USA
[4] Yale Univ, Sch Med, Dept Neurosurg, New Haven, CT USA
[5] Yale Univ, Sch Med, Dept Psychiat, New Haven, CT USA
[6] Zentrum Integrat Psychiat Kiel, Kiel, Germany