1 Department of Neurology, Massachusetts General Hospital, Harvard Medical School, Boston, MA, USA
2 Department of Neurology, University of Maryland Medical Center, Baltimore, MD, USA
3 Department of Clinical Neurophysiology/Epilepsy, Harvard Medical School, Boston Children’s Hospital, USA
4 Department of Neurology, Washington University School of Medicine, St. Louis, MO, USA
5 Department of Clinical Neurophysiology, Danish Epilepsy Centre, Dianalund and Aarhus University Hospital; Department of Clinical Medicine, Aarhus University, Aarhus, Denmark