The Effect of Using an Assistive Device on Improving the Performance of the Handstand Push-Up from the L-Position on the Rings in Men’s Artistic Gymnastics. sc [Internet]. 2026 Jun. 30 [cited 2026 Jul. 28];17(1):335-50. Available from: https://jsc.tu.edu.iq/index.php/jsc/article/view/122