1. Department of NeurologyMedical University of South CarolinaCharlestonSCUSA
2. Department of NeurologyRalph H. Johnson VA Medical CenterCharlestonSCUSA
3. Ontario Neurodegenerative Disease Research InitiativeSchulich School of Medicine and Dentistry, Western UniversityLondonOntarioCanada
4. Department of NeurologyDavid Geffen School of Medicine at UCLALos AngelesCAUSA
5. Oakland University William Beaumont School of MedicineRochesterMIUSA
6. Drexel University College of MedicinePhiladelphiaPAUSA
7. Northwestern University Feinberg School of MedicineChicagoILUSA
8. Department of NeurologySUNY Upstate Medical UniversitySyracuseNYUSA
9. Department of PsychologyUniversity of Alabama at BirminghamBirminghamALUSA
10. Department of NeurologyIndiana UniversityIndianapolisINUSA