[1] Radboud Univ Nijmegen, Ctr Expertise Parkinson & Movement Disorders, Donders Inst Brain Cognit & Behav, Dept Neurol,Med Ctr, Nijmegen, Netherlands
[2] Boston Univ, Coll Hlth & Rehabil Sci, Ctr Neurorehabil, Sargent Coll, Boston, MA 02215 USA
[3] Tel Aviv Sourasky Med Ctr, Ctr Study Movement Cognit & Mobil, Tel Aviv, Israel
[4] Tel Aviv Univ, Sackler Fac Med, Tel Aviv, Israel
[5] Tel Aviv Univ, Sagol Sch Neurosci, Tel Aviv, Israel
[6] Katholieke Univ Leuven, Dept Rehabil Sci, Leuven, Belgium
[7] Radboud Univ Nijmegen, Ctr Cognit Neuroimaging, Donders Inst Brain Cognit & Behav, Nijmegen, Netherlands
[8] Massachusetts Gen Hosp, Dept Neurol, Boston, MA 02114 USA