1. Division of Epilepsy and Clinical Neurophysiology Department of Neurology Boston Children’s Hospital (study performed) Boston Massachusetts USA
2. Le Bonheur Comprehensive Epilepsy Program and Neuroscience Institute Le Bonheur Children's Hospital (author’s current location) Memphis Tennessee USA
3. Biostatistics and Research Design Center Institutional Centers for Clinical and Translational Research Boston Children's Hospital Boston Massachusetts USA
4. Department of Neurology Boston Children's Hospital Boston Massachusetts USA