Jawad H. The impact of compound exercises (physical) supported by information technology (GPS Ubiko and Polar H9) on developing endurance in football players. jope [Internet]. 2025 Mar. 28 [cited 2026 Jul. 7];37(1):245-61. Available from: https://www.jcope.uobaghdad.edu.iq/index.php/jcope/article/view/2251