amara samiha, Easa F. The effects of high-intensity physical exercise on the achievement of a 1,500-meter man running competition, maximal heart rate, and the development of personal tolerance. jope [انترنت]. 28 يونيو، 2024 [وثق 30 يونيو، 2024];36(2):421-33. موجود في: https://jcope.uobaghdad.edu.iq/index.php/jcope/article/view/2173