Direkvand-Moghadam, ashraf, ali Delpisheh, fahimeh Yousefinezhad, molouk Jaafarpour, and asghar Ashrafi Hafez. “Effect of Oral Propranolol on Labor Induction”. Advances in Nursing & Midwifery, vol. 23, no. 82, May 2014, pp. 17-23, https://journals.sbmu.ac.ir/en-jnm/article/view/6311.