1. Neuropsychiatric Institute and Brain Research Institute, University of California, Los Angeles, Los Angeles, CA 90095, USA.
2. Neurobiology Research, Veterans Administration Greater Los Angeles Healthcare System, 16111 Plummer Street, North Hills, CA 91343, USA.
3. Netherlands Institute for Neuroscience, an Institute of the Royal Netherlands Academy of Arts and Sciences, Amsterdam, Netherlands.
4. Department of Pathology, Harbor University of California, Los Angeles, Medical Center, Torrance, CA 90509, USA.
5. Department of Neuroscience II, Research Institute of Environmental Medicine, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8601, Japan.
6. Leiden University Medical Centre, Department of Neurology, Leiden, Netherlands.
7. Sleep Wake Centre, Stichting Epilepsie Instellingen Nederland, Heemstede, Netherlands.
8. The Solomon H. Snyder Department of Neuroscience, Johns Hopkins University School of Medicine, Baltimore, MD 21205, USA.