Dilawer, S., Iqbal, J., Khan, T., Bakhtzada, R., Khan, T. and Naz, M. (2020) “Comparison of Salbutamol and Nifedipine in treatment of preterm labour”, Pakistan Journal of Physiology, 16(1), pp. 10-13. Available at: https://pjp.pps.org.pk/index.php/PJP/article/view/1214 (Accessed: 26October2020).