[1] Kuopio Univ Hosp, NeuroCtr, Neurosurg, POB 1777, FI-70211 Kuopio, Finland
[2] Univ Eastern Finland, Fac Hlth Sci, Inst Clin Med, Kuopio, Finland
[3] MIT, Stanley Ctr Psychiat Res, Broad Inst, 77 Massachusetts Ave, Cambridge, MA 02139 USA
[4] Harvard, Cambridge, MA USA
[5] Massachusetts Gen Hosp, Psychiat & Neurodev Genet Unit, Boston, MA 02114 USA