Ratna Sari, E. Y., Mareti, L. Mustika, Haryati, D. Furwanty, and K. Sari, S.Si.T., M.Keb. “Literature Review: Relationship of Uterine Contractions With the Event of the First Stage of the Prolonged Active Phase”. Proceedings of Conference on Health Universitas Ngudi Waluyo, vol. 3, no. 1, June 2026, pp. 52-58, https://callforpaper.unw.ac.id/index.php/ICH-UNW/article/view/1947.