Faraj AS, Jabbar AK. Effect of Eccentric Isometric Exercises on Developing Legs Muscle Endurance and 800m Running Performance in Youth. IJPESS [Internet]. 2025Sep.10 [cited 2025Sep.17];5(3):358-65. Available from: http://journal.unucirebon.ac.id/index.php/ijpess/article/view/1281