Francesco Cardinale1, Jorge González-Martínez2, Giorgio Lo Russo1. 1. "Claudio Munari" Centre for Epilepsy and Parkinson Surgery, Niguarda Hospital, Milan, Italy. 2. Epilepsy Center and Department of Neurosurgery, Neurological Institute, Cleveland Clinic, Cleveland, Ohio, USA. Electronic address: gonzalj1@ccf.org.