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Choirunnisa, F.Z. and Kusuma Estu Werdani 2025. The Effect of Video Media Use on Increasing Students Knowledge and Attitudes Regarding The Smoke-Free Area Policy at MTs Waru Sukoharjo. Journal of Community Services and Engagement: Voice of Community (VOC). 5, 2 (Aug. 2025), 39–47. DOI:https://doi.org/10.23917/voc.v5i2.12270.