Rianita Siagian, Rio Jenita Sipayung, and Miftahul Jannah. “THE EFFECT OF PRENATAL GENTLE YOGA ON LOW BACK PAIN IN PREGNANT WOMEN IN THE II-III TM AT THE VERA CLINIC IN 2024”. Journal of Physical Activity and Health, vol. 2, no. 3, Dec. 2024, pp. 174-81, https://journal.trasaka.com/index.php/JOPAH/article/view/69.