Tabinda Khalid , Nisar Ahmed Malik , Zainab Sarfraz , Tabinda Khalid , Nisar Ahmed Malik , Zainab Sarfraz. 2017. “Effect of Intraumbilical Oxytocin on Duration of Third Stage of Labour”. Journal of Rawalpindi Medical College 21 (3). https://journalrmc.com/index.php/JRMC/article/view/24.