Affandi, Biran. “Vaginal Bleeding Patterns Among Users of a Single Implant Contraceptive Containing 3-Ketodesogestrel (Implant®)”. Medical Journal of Indonesia 8, no. 1 (January 1, 1999): 39–48. Accessed December 23, 2024. https://mji.ui.ac.id/journal/index.php/mji/article/view/676.