Sandy DM, Handayani TR. The effectiveness of progressive muscle relaxation therapy in reducing childbirth-related anxiety among primigravida pregnant women: A quasi-experimental study. JMN [Internet]. 2026Jan.30 [cited 2026Sep.21];8(1):72-7. Available from: https://www.iocscience.org/ejournal/index.php/JMN/article/view/6904