1 University of Pittsburgh Comprehensive Epilepsy Center (UPCEC), Department of Neurology, University of Pittsburgh Medical Center (UPMC), Pittsburgh, PA, United States.
2 Department of Neurosurgery, Sapporo Medical University, Sapporo, Japan.
3 Department of Radiology, Harvard Medical School, Boston, MA, United States.
4 Department of Neuroscience and Biomedical Engineering, School of Science, Aalto University, Espoo, Finland.