７．Ide S, Nakanishi M, Yamasaki S, Ikeda K, Ando S, Hiraiwa-Hasegawa M, Kasai K, Nishida A(2021) Adolescent Problem Gaming and Loot Box Purchasing in Video Games:Cross-sectional Observational Study Using Population-Based Cohort Data. JMIR Serious Games, 2021 Feb 9;9(1):e23886.

doi: 10.2196/23886

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