1.
Sharma P, Maheshwari S, Barala S. Correlation between second trimester beta human chorionic gonadotropin levels and pregnancy outcome in high risk group. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Feb. 23 [cited 2025 Oct. 7];5(7):2358-61. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/1405