[1] Univ Cologne, Fac Med, Dept Neurol, Cologne, Germany
[2] Univ Cologne, Univ Hosp Cologne, Cologne, Germany
[3] Res Ctr Julich, Inst Neurosci & Med INM 3, Cognit Neurosci, Julich, Germany
[4] Univ Med Ctr Rotterdam, Brain Tumor Ctr, Erasmus MC Canc Inst, Dept Neurooncol, Rotterdam, Netherlands
[5] Charite Univ Med Berlin, Dept Neurol, Berlin, Germany
[6] Tech Univ Dresden, Dept Neurol, Dresden, Germany
[7] Kings Coll London, Inst Psychiat Psychol & Neurosci, London, England
[8] Kings Coll Hosp London, Dept Neurol, London, England
[9] Univ Lausanne, Univ Hosp Lausanne, Dept Clin Neurosci, Div Neurol, Lausanne, Switzerland
[10] Hosp Pedro Hispano, Dept Neurol, Matosinhos Local Unit, Senhora Da Hora, Portugal
[11] Univ Amsterdam, Med Ctr, Locat VU Univ Med Ctr, Dept Neurol, Amsterdam, Netherlands
[12] Univ Kiel, Dept Neurol, Kiel, Germany