Prastiwi, Evi Dwi, and Detia Delsi Goma. “Early Pregnancy and Perineal Rupture at North Bolaang Mongondow Regional Hospital”. Journal of Health and Midwifery Soepraoen, vol. 1, no. 3, June 2026, pp. 201-8, https://johmis.itsk-soepraoen.ac.id/index.php/johmis/article/view/61.