Hassan, Z., and S. Gupta. “A Randomized Comparison of Rectal Misoprostol and Intramuscular Oxytocin for Prevention of Postpartum Hemorrhage”. Nepal Journal of Obstetrics and Gynaecology, vol. 4, no. 2, July 2011, pp. 44-48, https://nepjol.info./index.php/NJOG/article/view/5046.