S. Iqbal, M. A. Malik, H. Kaurani, and D. Chauhan, “Effect of oral L- arginine versus intravenous hydration on maternal and fetal outcome in idiopathic oligohydramnios”, Int J Reprod Contracept Obstet Gynecol, vol. 10, no. 5, pp. 1943–1947, Apr. 2021.