1.
Sahoo I, Dey M, A. J. Association of first trimester serum level of placental growth factor (PlGF) and cervical length with onset of preterm labour. Int J Reprod Contracept Obstet Gynecol [Internet]. 2019 Mar. 26 [cited 2025 Feb. 17];8(4):1641-5. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/6314