1. NevSom – Norwegian Centre of Expertise for Neurodevelopmental Disorders and Hypersomnia, Oslo University Hospital, Oslo, Norway
2. Department of Psychiatry, Section Intellectual Disability and Autism, Vestre Viken Hospital Trust, Drammen, Norway
3. Department of Research and Innovation/Department of Mental Health, Regional Section Autism and Intellectual Disability Mental Health, Helse Fonna Hospital Trust, Haugesund, Norway
4. Regional Section Mental Health, Intellectual Disabilities/Autism and NevSom – Norwegian Centre of Expertise for Neurodevelopmental Disorders and Hypersomnia, Oslo University Hospital, Oslo, Norway