Ratrikaningtyas, Prima Dhewi, Dian Rosdiana, and Siswanto Agus Wilopo. “PREVALENCE AND PATTERN OF UTERINE BLEEDING AMONG BREASTFEEDING WOMEN USING PROGESTERONE-ONLY PILLS”. Public Health of Indonesia 4, no. 3 (September 10, 2018): 100–107. Accessed May 2, 2024. https://stikbar.org/ycabpublisher/index.php/PHI/article/view/203.