Zargar Shoushtari,S , , Makvandi,S , , Mirzaeian,S , and Bastami,A . "The Effect of Placental Cord Drainage on the Length of the Third Stage of Labor in Primiparous Women", The Iranian Journal of Obstetrics, Gynecology and Infertility, 16, 84, 2014, 20-25. doi: 10.22038/ijogi.2014.2312