“Comparative Efficacy of Hyoscine-N-Butylbromide versus Drotaverine Hydrochloride in the Augmentation of Labor”, mfm, vol. 32, no. 1, Feb. 2021, Accessed: Apr. 15, 2026. [Online]. Available: http://medicalforummonthly.com/index.php/mfm/article/view/2119