Proboyekti, Diyah, and Aisyah Lifsantin Na’ima. “Therapeutic Exercise for Lower Back Pain Reduction and Posture Improvement In Elementary School Students”. STRADA : Jurnal Ilmiah Kesehatan 9, no. 2 (November 1, 2020): 1533–1538. Accessed October 5, 2025. https://sjik.org/index.php/sjik/article/view/499.