Sari, Marlynda Happy Nurmalita, Dina Dewi Anggraini, and Yuli Kusumawati. “The Effectiveness of Pregnancy Online Classes (PROCLASS) on the Level of Knowledge and Anxiety Ahead of Labor During the COVID-19 Pandemic”. Jurnal Kebidanan dan Kesehatan Tradisional 8, no. 1 (April 10, 2023): 10–19. Accessed December 22, 2024. http://jurnalbidankestrad.com/index.php/jkk/article/view/410.