Shah, Nazir Ahmed, Hafeezullah ., Salahuddin Qureshi, Muhammad Aslam Abbasi, Muhammad Hanif Sheikh, and Dilip Kumar Rohra. 2008. “ROLE OF CALCIUM CHANNEL ANTAGONISM IN VASODILATOR EFFECTS OF 17-ESTRADIOL”. Pakistan Journal of Physiology 4 (1):8-12. https://pjp.pps.org.pk/index.php/PJP/article/view/639.