1Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD USA
2Department of Neurology, Johns Hopkins University School of Medicine, Baltimore, MD USA
3The University of Queensland Centre for Clinical Research, Faculty of Medicine, Brisbane, Australia
4School of Psychology, The University of Queensland, Brisbane, Australia
5Department of Neurology, Royal Brisbane & Woman’s Hospital, Brisbane, Australia
6Department of Neurology, Indiana University School of Medicine, Indianapolis, IN USA
7Department of Psychology, Institute of Psychiatry Psychology and Neuroscience, King’s College London, London, UK
8South London and Maudsley NHS Foundation Trust, London, UK
9Department of Psychiatry, Rutgers University, Robert Wood Johnson Medical School, Piscataway, NJ USA
10Department of Neurology and Movement Disorders, Lille University Medical Center, Lille, France
11Movement Disorders Program, Butler Hospital; Department of Neurology, Warren Alpert Medical School of Brown University, Providence, RI USA
12Department of Psychiatry, Maastricht University Medical Center, Maastricht, the Netherlands
13Department of Psychiatry, Washington University School of Medicine, St. Louis, MO USA
14Michael E. DeBakey Veterans Affairs Medical Center, Houston, TX USA
15Department of Psychiatry, Baylor College of Medicine, Houston, TX USA
16Person Holistic Innovation, Las Vegas, NV USA
17Departments of Clinical Neurosciences and Radiology, Hotchkiss Brain Institute, University of Calgary, Calgary, Canada
18Department of Neurology, University of Rochester Medical Center, Rochester, NY USA
19Department of Clinical and Movement Neurosciences, University College London, London, UK
20E.J. Safra Parkinson Disease Program, Toronto Western Hospital & Krembil Research Institute, UHN; Research Imaging Centre, Campbell Family Mental Health Research Institute, CAMH, University of Toronto, Ontario, Canada
21Parkinson’s Foundation, New York, NY USA
22Departments of Psychiatry and Neurology, Perelman School of Medicine at the University of Pennsylvania, Philadelphia, PA USA
23Parkinson’s Disease Research, Education and Clinical Center, Philadelphia Veterans Affairs Medical Center, Philadelphia, PA USA
24Cleveland Clinic Lou Ruvo Center for Brain Health, Movement Disorders Program, Las Vegas, NV USA