1. Edmond J Safra Program in Parkinson's Disease, Morton and Gloria Shulman Movement Disorders Clinic Toronto Western Hospital, UHN Toronto ON Canada
2. Division of Neurology University of Toronto Toronto ON Canada
3. Krembil Research Institute Toronto ON Canada
4. Movement Disorders Unit Westmead Hospital Westmead NSW Australia
5. Sydney Medical School University of Sydney Sydney NSW Australia
6. Medical University Innsbruck Innsbruck Austria
7. University Medical Center Ljubljana Ljubljana Slovenia
8. Neurological Clinic of Semmelweis University Budapest Hungary
9. AbbVie Inc. North Chicago IL USA
10. Department of Neurology Hacettepe University Hospitals Ankara Turkey