KIM, Leejin, and Sungmin MYOUNG. 2018. “Comorbidity Study of Attention-Deficit Hyperactivity Disorder (ADHD) in Children: Applying Association Rule Mining (ARM) to Korean National Health Insurance Data”. Iranian Journal of Public Health 47 (4), 481-88. http://ijph.tums.ac.ir/index.php/ijph/article/view/13142.