1.
N. A, Z. S, A. S, H. H, A. AH. Effect of vaginal progesterone in combination with cervical cerclage on improved gestational age and perinatal outcome in twin pregnancy: A prospective randomized study. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Jul. 26 [cited 2025 Dec. 29];6(8):3224-9. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/2988