Saman Ejaz, Maryam Raana, Muhammad Essa, Sadaf Zahra, Snovia Ishaq, Uswa Shoaib, et al. Comparing Prophylactic Vaginal Progesterone & Cervical Cerclage In Preventing Preterm Birth: A Systematic Review. biosight [Internet]. 2024 Jan. 15 [cited 2026 Apr. 15];5(1):1-10. Available from: https://biosight.org/index.php/bios/article/view/171