1 School of Public Health, Université de Montréal, Montreal, QC, Canada.
2 Stichting Epilepsie Instellingen Nederland, Heemstede, Netherlands; Department of Neurology, Leiden University Medical Centre, Leiden, Netherlands; UCL Queen Square Institute of Neurology, London WC1N 3BG, UK; Chalfont Centre for Epilepsy, Chalfont St Peter, UK.
4 School of Public Health, Université de Montréal, Montreal, QC, Canada; Department of Neurosciences, Université de Montréal, Montreal, QC, Canada; Stichting Epilepsie Instellingen Nederland, Heemstede, Netherlands.
5 Stichting Epilepsie Instellingen Nederland, Heemstede, Netherlands; Department of Neurology, Leiden University Medical Centre, Leiden, Netherlands; UCL Queen Square Institute of Neurology, London WC1N 3BG, UK; Chalfont Centre for Epilepsy, Chalfont St Peter, UK. Electronic address: l.sander@ucl.ac.uk.