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Lubis FAR, Akbar MGA, Tampubolon ES. Application of Drill Method to Improve Starting Technique and Learning Results of 100 Meter Running Speed in Elementary School Students. JIO JURNAL [Internet]. 2025 Dec. 27 [cited 2026 Aug. 8];4(03). Available from: https://jiojurnal.com/jio/article/view/220