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Helinida Saragih, Indra Hizkia P, Ester Lamtiurma Situmorang. Overview Of Knowledge About Bullying Among Level I Students At Santa Elisabeth Medan College Of Health Sciences 2024. JKA [Internet]. 2025 Feb. 7 [cited 2025 Aug. 10];8(1):71-80. Available from: https://ejournal.unimman.ac.id/index.php/jka/article/view/689