1. Sección de Movimientos Anormales, Departamento de Neurología Fleni Buenos Aires Argentina
2. Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET) Buenos Aires Argentina
3. New York‐Presbyterian Brooklyn Methodist Hospital Brooklyn New York USA
4. Movement Disorders Unit, Neurology Department Sant Pau Hospital Barcelona Spain
5. Institut d'Investigacions Biomediques‐Sant Pau Barcelona Spain
6. Neurogenetics Research Center Instituto Nacional de Ciencias Neurológicas Lima Peru
7. Carrera de Medicina Universidad Científica del Sur Lima Peru
8. 1st Department of Neurology, School of Medicine Eginition Hospital, National and Kapodistrian University of Athens Athens Greece
9. Department of Neuromuscular Disease UCL Queen Square Institute of Neurology, The National Hospital for Neurology and Neurosurgery London UK
10. Institute of Neurogenetics University of Lübeck Lübeck Germany
11. Edmond J. Safra Program in Parkinson's Disease Morton and Gloria Shulman Movement Disorders Clinic, Toronto Western Hospital, UHN Toronto Ontario Canada
12. Department of Neurology Donders Institute for Brain, Cognition & Behaviour, Radboud University Medical Center Nijmegen the Netherlands