Firman Erdona Sebayang, Refi Ikhtiari, Ahmad Raif. The Effect of Isotonic Drinks on the Body’s Recovery Time After Performing the Harvard Step Test. IJHP [Internet]. 2022 Feb. 6 [cited 2025 Mar. 10];2(1):24-8. Available from: https://ijhp.net/index.php/IJHP/article/view/10