1. Northwestern University Feinberg School of Medicine; Chicago IL USA
2. The University of Iowa; Iowa City IA USA
3. The University of Pennsylvania Perelman School of Medicine; Philadelphia PA USA
4. Institute for Neurodegenerative Disorders; New Haven CT USA
5. Charitable Hertie Foundation; Frankfurt/Main Germany
6. Hephata-Klinik, Hephata Hessisches Diakoniezentrum e. V
7. Innsbruck Medical University; Innsbruck Austria
8. McGill University; Montréal Québec Canada
9. Massachusetts General Hospital; Boston MA USA
10. UAB School of Medicine; Birmingham AL USA