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LATIHAN LADDER DRILL CHIMNEY JUMP MENINGKATKAN DAYA LEDAK, KELINCAHAN, DAN KESEIMBANGAN. JIK [Internet]. 2020 Jun. 12 [cited 2026 Mar. 22];19(1):48-53. Available from: https://jurnal.unimed.ac.id/2012/index.php/JIK/article/view/18454