Sulastri, S., L. Suryani, R. Muhede, S. A. Manaf, I. Irnawati, I. Seriana, C. Yuniwati, and C. Sriyanti. “Postpartum Hemorrhage in Labor: Analyzing Risk Factors Across Demographic Groups”. Heca Journal of Applied Sciences, vol. 3, no. 2, Sept. 2025, pp. 106-12, doi:10.60084/hjas.v3i2.321.