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Devi Irene M Rumapea; Susy Alestriani Sibagariang; Benjamin Albert Simamora. The Effect of Online Game Addiction and Learning Concentration on Social Science Students’ Learning Outcomes in Eight Grage of Private Junior High School Kartika 1-4 Pematang Siantar. J. Humanities Educ. Dev. 2022, 4 (5), 91-94. https://doi.org/10.22161/jhed.4.5.13.