[1] Univ So Calif, Ctr Neural Engn, Viterbi Sch Engn, Dept Biomed Engn, Los Angeles, CA 90089 USA
[2] Wake Forest Sch Med, Dept Physiol & Pharmacol, Winston Salem, NC USA
[3] Univ So Calif, Keck Hosp, Adult Comprehens Epilepsy Program, Dept Neurol, Los Angeles, CA 90089 USA
[4] USC, LAC USC Med Ctr, Adult Comprehens Epilepsy Program, Dept Neurol Surg,Keck Hosp, Los Angeles, CA USA
[5] Rancho Los Amigos Natl Rehabil Ctr, Downey, CA USA
[6] Univ So Calif, Inst Informat Sci, Viterbi Sch Engn, Los Angeles, CA 90089 USA
[7] Univ Kentucky, Ctr Microelectrode Technol, Lexington, KY 40506 USA