“Measurement of Piriformis Muscle Stiffness in Athletes With Lower Back Pain and Piriformis Syndrome: A Shear-Wave Elastography Study With Consideration of the Onset of Piriformis Syndrome”. Journal of Physical Education and Sport 22, no. 7 (July 31, 2022): 1748–1760. Accessed November 16, 2026. https://efsupit.ro/index.php/jpes/article/view/1386.