1. Faculty of Social Work, Central and Northern Alberta Region, University of Calgary, Edmonton, Alberta, Canada;
2. Integrated Services for Autism and Neurodevelopmental Disorders, Toronto, Ontario, Canada;
3. Department of Pediatrics, Faculty of Medicine and Dentistry, University of Alberta, Edmonton, Alberta, Canada;
4. Department of Social Work, Hospital for Sick Children, Toronto, Ontario, Canada; and
5. Department of Pediatrics, University of Toronto, Toronto, Ontario, Canada