Astato, Erdiyan, and Djajadilaga Djajadilaga. “Factors Affecting Selection of Contraceptive Methods and Its Length of Use”. Indonesian Journal of Obstetrics and Gynecology 3, no. 2 (April 21, 2015): 94–99. Accessed April 7, 2026. https://inajog.com/index.php/journal/article/view/34.