Z. A. Khan, S. K. Khail, and M. Usman, “Mean duration of labor after Drotaverine hydrochloride injection in the primigravid women presenting in the active phase of labor”, PJBMR, vol. 2, no. 2, pp. 28–32, Jul. 2024, Accessed: Sep. 16, 2024. [Online]. Available: https://www.pjbmr.com/index.php/pjbmr/article/view/70