Ratrikaningtyas, Prima Dhewi, Dian Rosdiana, and Siswanto Agus Wilopo. 2018. “PREVALENCE AND PATTERN OF UTERINE BLEEDING AMONG BREASTFEEDING WOMEN USING PROGESTERONE-ONLY PILLS”. Public Health of Indonesia 4 (3):100-107. https://doi.org/10.36685/phi.v4i3.203.