1. Center for Neurodegenerative Disease Research (CNDR); University of Pennsylvania School of Medicine; Philadelphia PA USA
2. Department of Neurology; Perelman School of Medicine at the University of Pennsylvania; Philadelphia PA USA
3. Clinical Neuroanatomy Section; Department of Neurology; Center for Biomedical Research; University of Ulm; Ulm Germany
4. Department of Pathology and Laboratory Medicine; University of Pennsylvania School of Medicine; Philadelphia PA USA
5. Department of Neurology; Hanover Medical School; Hanover Germany