The Effectiveness of a Training Program for Children with Autism and their Mothers Based on the Picture Exchange Commination System to Confront Some of Basic Disorders for these Children. jperc [Internet]. 2023 Apr. 3 [cited 2025 May 3];20(77):19-5. Available from: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1424