Choychod S, Sarayuthpitak J. Effects of Health Education Learning Management using Problem-Based Learning and Social Information Processing Theory on Learning Achievement and Problem-solving Abilities with Respect to Cyberbullying Behavior of Eighth Grade Students. JESCU [internet]. 2020 Jun. 30 [cited 2025 Dec. 10];48(2):301-20. available from: https://so02.tci-thaijo.org/index.php/EDUCU/article/view/243212