Habibatullah, Afifa Intifadha, Uki Retno Budihastuti, and Vitri Widyaningsih. 2022. “Meta-Analysis: Effect of Endometriosis and Intrauterine Device Contraceptive on Ectopic Pregnancy”. Journal of Maternal and Child Health 7 (4):387-97. https://doi.org/10.26911/thejmch.2022.07.04.03.