[1] NEW YORK STATE PSYCHIAT INST & HOSP, DEPT MED GENET,DIV DEV BEHAV STUDIES,BOX 58, 722 W 168TH ST, NEW YORK, NY 10032 USA
[2] COLUMBIA UNIV, DEPT PSYCHIAT, NEW YORK, NY 10027 USA
[3] COLUMBIA UNIV, MOLEC GENET LAB, NEW YORK, NY 10027 USA
[4] COLUMBIA UNIV, DEPT NEUROL, NEW YORK, NY 10027 USA
[5] COLUMBIA UNIV, DEPT GENET, NEW YORK, NY 10027 USA
[6] COLUMBIA UNIV, DIV DEV BEHAV STUDIES, NEW YORK, NY 10027 USA
[7] QUEEN ST MENTAL HLTH CTR, TORONTO, ONTARIO, CANADA
[8] CLARKE INST PSYCHIAT, TORONTO M5T 1R8, ONTARIO, CANADA