Maulinda, Nadhifa Anwar, and Tutik Rusdyati. “The Relationship Between Age and Maternity Parity With Postterm Birth”. Jurnal Berkala Epidemiologi 6, no. 1 (August 30, 2018): 27–34. Accessed February 4, 2025. https://e-journal.unair.ac.id/JBE/article/view/9491.