1. Edmond J. Safra Program in Parkinson's Disease and Morton and Gloria Shulman Movement Disorders Clinic, Toronto Western Hospital and Division of Neurology, UHN, Division of Neurology University of Toronto Toronto Ontario Canada
2. Krembil Brain Institute Toronto Ontario Canada
3. Neurology Department Coimbra Hospital and Universitary Centre Coimbra Portugal
4. Department of Neurology, Charité University Medicine Berlin Berlin Germany
5. Department of Genetics Hospital Civil de Guadalajara “Fray Antonio Alcalde” Guadalajara Mexico
6. Movement Disorders and Neurodegenerative Diseases Unit Hospital Civil de Guadalajara “Fray Antonio Alcalde” Guadalajara Mexico