Kwong, Catherine K. Y, and Ben Y.F Fong. “Promotion of Appropriate Use of Electronic Devices Among Hong Kong Adolescents”. Asia Pacific Journal of Health Management 14, no. 1 (April 15, 2019): 36. Accessed April 19, 2024. https://journal.achsm.org.au/index.php/achsm/article/view/199.