1. Departments of Epidemiology and Neurology, and G. H. Sergievsky Center; Columbia University; New York New York
2. Division of Translational Epidemiology; New York State Psychiatric Institute; New York New York
3. Department of Neurology; University of California, San Francisco; San Francisco California
4. Division of Genetic Medicine; Department of Pediatrics; University of Washington; Seattle Washington
5. Division of Epilepsy and Clinical Neurophysiology; Department of Neurology; Epilepsy Genetics Program; Boston Children's Hospital; Boston Massachusetts
6. Department of Neurology; Harvard Medical School; Boston Massachusetts