Grzywa-Bilkiewicz, Agnieszka, Bożena Śpila, and Anna Grzywa. “Oppositional Defiant Disorder and Conduct Disorder in DSM IV”. Current Problems of Psychiatry 12, no. 1 (May 19, 2011): 73–77. Accessed May 27, 2025. https://czasopisma.umlub.pl/cpp/article/view/2154.