Affiliations

• ¹ Advisium, 's Heeren Loo Zorggroep, Amersfoort, the Netherlands; Department of Psychiatry and Neuropsychology, MHeNs, Maastricht University, Maastricht, the Netherlands; The Dalglish Family 22q Clinic, University Health Network, Toronto, Ontario, Canada. Electronic address: erik.boot@maastrichtuniversity.nl.
• ² Advisium, 's Heeren Loo Zorggroep, Amersfoort, the Netherlands; Emma Children's Hospital, University of Amsterdam, Amsterdam, the Netherlands.
• ³ Department of Neurology, Center of Expertise for Parkinson & Movement Disorders, Donders Institute for Brain, Cognition and Behavior, Radboud University Medical Center, Nijmegen, the Netherlands.
• ⁴ Radboud University Medical Center, Department of Primary and Community Care, Nijmegen, the Netherlands; Academic Collaborative Intellectual Disability and Health - Sterker op Eigen Benen (SOEB), Nijmegen, the Netherlands.