“FAKTOR-FAKTOR YANG MEMPENGARUHI LAMA PERSALINAN KALA II DI BPM DINCE SAFRINA PEKANBARU” (2018) Al-Insyirah Midwifery: Jurnal Ilmu Kebidanan (Journal of Midwifery Sciences), 7(2), pp. 40–45. Available at: https://jurnal.ikta.ac.id/kebidanan/article/view/59 (Accessed: 5 May 2024).