Cangur, Sengul, Handan Ankarali, and Celalettin Icmeli. “Investigation of Factors Affecting the Intelligence Quotient (IQ) of Intellectually Disabled Children and Adolescents Using Modern Regression Approaches”. Ethiopian Journal of Health Development 32, no. 1 (May 17, 2018). Accessed August 30, 2026. https://www.ajol.info/index.php/ejhd/article/view/171234.