Khan ZA, Khail SK, Usman M. Mean duration of labor after Drotaverine hydrochloride injection in the primigravid women presenting in the active phase of labor. PJBMR [Internet]. 2024 Jul. 17 [cited 2024 Sep. 16];2(2):28-32. Available from: https://www.pjbmr.com/index.php/pjbmr/article/view/70