[1] Otto von Guericke Univ, Med Fac, IIN, Magdeburg, Germany
[2] Otto von Guericke Univ, Med Fac, Dept Neurol, Magdeburg, Germany
[3] German Ctr Neurodegenerat Dis, Magdeburg, Germany
[4] Otto von Guericke Univ, Biomed Magnet Resonance, Fac Nat Sci, Magdeburg, Germany
[5] Ulm Univ, Inst Biomed Res, Dept Neurol, Clin Neuroanat, Ulm, Germany