[1] Univ Hosp Munster, Dept Neurol, Inst Translat Neurol, Munster, Germany
[2] Univ Hosp Essen, Dept Geriatr Med, Essen, Germany
[3] Migraine & Headache Clin Koenigstein, Koenigstein, Germany
[4] Univ Erlangen Nurnberg, Epilepsy Ctr, Dept Neurol, Erlangen, Germany
[5] Univ Cologne, Fac Med, Dept Neurol, Cologne, Germany
[6] Univ Cologne, Univ Hosp Cologne, Cologne, Germany
[7] Inst Neurosci & Med INM 3, Res Ctr Julich, Cognit Neurosci, Julich, Germany
[8] Univ Hosp Ulm, Dept Neurol, Ulm, Germany
[9] German Ctr Neurodegenerat Dis DZNE, Ulm, Germany
[10] Hephata Clin, Sleep Disorder Unit, Schwalmstadt, Germany
[11] Eberhard Karls Univ Tubingen, Dept Neurol & Stroke, Tubingen, Germany
[12] Eberhard Karls Univ Tubingen, Hertie Inst Clin Brain Res, Tubingen, Germany
[13] Univ Leipzig, Dept Neurol, Med Ctr, Leipzig, Germany
[14] Epilepsy Ctr Kork, Kehl, Germany
[15] Univ Hosp Freiburg, Dept Neurol, Freiburg, Germany
[16] Univ Hosp Marburg, Marburg, Germany