[1] State Univ Ghent Hosp, Ref Ctr Refractory Epilepsy, Dept Neurol, Lab Clin & Expt Neurophysiol, Ghent, Belgium
[2] Catholic Univ Louvain, Dept Physiol & Pharmacol, Neural Rehabil Engn Lab, Brussels, Belgium
[3] Univ Amsterdam, Ctr Neurosci, Amsterdam, Netherlands