Lely Angreini, Dewi Endriani. The Influence Of Up Hill And Down Hill Training On Improving The 1500 Meter Running Outcomes Of Men’s Student Athletes Assisted In PASI, Medan City In 2022. JPHR [Internet]. 2023 May 31 [cited 2026 Sep. 10];3(2):159-66. Available from: https://jurnal.stokbinaguna.ac.id/index.php/JPHR/article/view/1012