“PENGETAHUAN IBU NIFAS TENTANG TANDA BAHAYA MASA NIFAS DI RSUD KARANGANYAR”. OVUM : Journal of Midwifery and Health Sciences 1, no. 2 (October 18, 2021): 97–104. Accessed June 10, 2026. https://www.ojs.udb.ac.id/ovum/article/view/1602.