Singh A, Daharwal A, Kujur A, Awasthi P. Effect of sildenafil on IUGR. Int J Reprod Contracept Obstet Gynecol [Internet]. 2017 Apr. 27 [cited 2026 May 27];6(5):1806-9. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/2643