1.
Kumar R, Ghoshal I, Razab S, BS V, Prabhu RV K. Association of serum nitric oxide, free beta human chorionic gonadotropin and body mass index in first trimester pregnancy. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Feb. 23 [cited 2025 Oct. 7];5(7):2287-90. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/1384