Amal H Mhemeed. Spectrophotometric method for the determination of benzocaine by cerium ammonium sulphate with promethazine hydrochloride in pure and pharmaceuticals preparation. Int. J. Res. Pharm. Sci. [Internet]. 2019 May 1 [cited 2024 Dec. 27];10(2):1420-3. Available from: https://ijrps.com/home/article/view/3897