Developer Reference: OʼNions, E., Happé, F., Viding, E., & Noens, I. (2021). Extreme demand avoidance in children with autism spectrum disorder: Refinement of a caregiver-report measure. Advances in Neurodevelopmental Disorders, 5, 269-281. https://doi.org/10.1007/s41252-021-00203-z