Madjid, Omo A, and Nanda I S Roesman. “Complication on Teenage Pregnancy and Related Factors”. Indonesian Journal of Obstetrics and Gynecology 2, no. 1 (January 20, 2014): 10–12. Accessed February 25, 2026. https://www.inajog.com/index.php/journal/article/view/372.