satar khalil. Modifying and setting standard levels to test the accuracy of the diagonal and straight sweeping attack skill according to the body position of Premier League volleyball players. jope [Internet]. 2024 Jun. 28 [cited 2026 Jul. 5];36(2):336-53. Available from: https://www.jcope.uobaghdad.edu.iq/index.php/jcope/article/view/2021