Kulis, Aleksandra, and Radosław Meres. “High Tone Power Therapy in the Treatment of Pain in the Cervical Spine”. Health Promotion & Physical Activity 2, no. 3 (June 30, 2017): 69–77. Accessed December 22, 2024. https://journals.anstar.edu.pl/index.php/hppa/article/view/76.