[1] VET AFFAIRS MED CTR, DIV NEUROL, SEATTLE, WA 98108 USA
[2] UNIV WASHINGTON, DEPT MED, DIV MED GENET, SEATTLE, WA 98195 USA
[3] MARSHFIELD MED RES FDN, MARSHFIELD, WI 54449 USA
[4] NATL INST NEUROL & NEUROSURG, MEXICO CITY, MEXICO
[5] WASHINGTON INST MENTAL ILLNESS RES & TRAINING, DEPT PSYCHIAT, STEILACOOM, WA 98494 USA
[6] HARVARD UNIV, SCH MED, DEPT NEUROBIOL, BOSTON, MA 02115 USA
[7] UNIV MINNESOTA, DEPT LAB MED & PATHOL, MINNEAPOLIS, MN 55455 USA
[8] UNIV MINNESOTA, INST HUMAN GENET, MINNEAPOLIS, MN 55455 USA
[9] UNIV MINNESOTA, DEPT PSYCHIAT, MINNEAPOLIS, MN 55455 USA
[10] UNIV WASHINGTON, DEPT PATHOL, SEATTLE, WA 98195 USA