[1] Univ Gottingen, Dept Clin Neurophysiol, D-37075 Gottingen, Germany
[2] NINDS, Human Cort Physiol Sect, NIH, Bethesda, MD 20892 USA
[3] NINDS, Stroke Neurorehabil Clin, NIH, Bethesda, MD 20892 USA
[4] NINDS, Brain Stimulat Unit, NIH, Bethesda, MD 20892 USA
[5] Univ Milan, Osped Maggiore Policlin, Fdn IRCCS, Dipartimento Sci Neurol, Milan, Italy
[6] Univ Kiel, Dept Neurol, D-2300 Kiel, Germany
[7] Univ Hamburg, Dept Neurol, Hamburg, Germany
[8] Univ Prebiteriana Mackenzie, Dept Neurosci & Behavior, Sao Paulo, Brazil
[9] Univ Prebiteriana Mackenzie, Pervas Dev Disorder Program, Sao Paulo, Brazil
[10] Harvard Univ, Sch Med, Berenson Allen Ctr Noninvas Brain Stimulat, Boston, MA USA
[11] Beth Israel Deaconess Med Ctr, Boston, MA 02215 USA