HL, P., KMS, R., DNB, S., ., V. and Kanth, L. (2017) “Study of effect of sildenafil citrate in pregnant women with intrauterine growth restriction/oligohydramnios”, International Journal of Reproduction, Contraception, Obstetrics and Gynecology, 5(9), pp. 3094–3097. doi: 10.18203/2320-1770.ijrcog20162992.