著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Zhaojun Teng and Halley M. Pontes and Qian Nie and Mark D. Griffiths and Cheng Guo,Depression and anxiety symptoms associated with internet gaming disorder before and during the COVID-19 pandemic: A longitudinal study,Journal of Behavioral Addictions,2062-5871,Akademiai Kiado Zrt.,2021-04-16,10,1,169-180,https://cir.nii.ac.jp/crid/1360580235950753152,https://doi.org/10.1556/2006.2021.00016