Rad D, Demeter E. A Moderated Mediation Effect of Online Time Spent on Internet Content Awareness, Perceived Online Hate Speech and Helping Attitudes Disposal of Bystanders. PO [Internet]. 2020Sep.7 [cited 2026Nov.12];11(2 Supl 1):107-24. Available from: https://lumenpublishing.com/journals/index.php/po/article/view/2754