Putri, Erdira Natasya, and Cut Warnaini. “Age and Parity As Risk Factors for Childbirth Complications: A Systematic Review”. Jurnal Biologi Tropis 23, no. 1 (December 3, 2023): 324–332. Accessed May 25, 2024. https://jurnalfkip.unram.ac.id/index.php/JBT/article/view/5979.