Cognitive outcome after unilateral pallidal stimulation in Parkinson’s disease
Guy Vingerhoets, Chris van der Linden, Engelien Lannoo, Veerle Vandewalle, Jacques Caemaert, Mercedes Wolters, Dirk Van den Abbeele
Journal of Neurology, Neurosurgery & Psychiatry Mar 1999, 66 (3) 297-304; DOI: 10.1136/jnnp.66.3.297