Widyaning, P. P. F., Nooryanto, M., Rahajeng, R., & Riskianto, C. R. (2026). Diagnostic Accuracy of IGFBP-1 (ACTIM-PROM) Versus the Nitrazine Test for Preterm Premature Rupture of Membranes. Indonesian Journal of Obstetrics and Gynecology, 14(3), 251–254. https://doi.org/10.32771/inajog.v14i3.2497 (Original work published September 28, 2026)