Characterising Insistence on Sameness and Circumscribed Interests: A Qualitative Study of Parent Perspectives - Emily Spackman; Alicia Geng; Luke D. Smillie; Thomas W. Frazier; Antonio Y. Hardan; Gail A. Alvarez; Andrew Whitehouse; Rachel K. Schuck; Sue R. Leekam; Mirko Uljarevic (Journal of Autism and Developmental Disorders, 2025)