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