El-didamony, A. M., Saad, M. Z., & Saleem, N. O. (2018). EXTRACTIVE-SPECTROPHOTOMETRIC DETERMINATION OF SOME ANTIMUSCARINIC ANTAGONIST IN TABLET FORMULATIONS USING ERIOCHROME CYANINE R. International Journal of Pharmacy and Pharmaceutical Sciences, 10(4), 22–28. https://doi.org/10.22159/ijpps.2018v10i4.24300