1. UCSF Comprehensive Epilepsy Center; University of California, San Francisco; San Francisco California U.S.A
2. Department of Neurological Surgery; University of California, San Francisco; San Francisco California U.S.A
3. Biomagnetic Imaging Lab; Department of Radiology and Biomedical Imaging; University of California, San Francisco; San Francisco California U.S.A
4. Department of Neurology; University of California, San Francisco; San Francisco California U.S.A