Sihombingr, Chintani, Zhenyu Cui, Ficha Aulia Nanda, Herna Jusnita Samosir, and Nur Mazdalifah. “MIDWIFE CARE IN NY. W 29 YEARS OLD WITH RETENTION OF PLACENTA IN THE MIDWIFE CLINIC L. PANGARIBUAN VILLAGE SIMANTIN PANE DAME OF THE YEAR 2020”. International Conference on Health Science, Green Economics, Educational Review and Technology 3, no. 1 (December 31, 2021): 133–146. Accessed January 7, 2025. http://proceeding.unefaconference.org/index.php/IHERT/article/view/101.