[1] Cent Hosp Bolzano Bozen, Dept Neurol, I-39100 Bolzano, Italy
[2] European Acad Res, Inst Med Genet, I-39100 Bolzano, Italy
[3] Brigham & Womens Hosp, Ctr Neurol Dis, Boston, MA 02115 USA
[4] Harvard Univ, Sch Med, Dept Neurol, Boston, MA 02115 USA
[5] UCL, Inst Neurol, Dept Mol Neurosci, Div Neuropathol, London WC1E 6BT, England
[6] Med Univ Lubeck, Dept Neurol, D-23538 Lubeck, Germany
[7] Med Univ Lubeck, Dept Human Genet, D-23538 Lubeck, Germany
[8] Oregon Hlth & Sci Univ, Dept Neurol, Portland, OR 97201 USA
[9] Med Univ Cologne, Dept Neurol, Cologne, Germany