COMPARATIVE IN-VITRO ANTIOXIDANT SCREENING OF METHANOLIC EXTRACT OF COSTUS PICTUS & ITS SILVER NANOPARTICLES. Int. J. Pharm. Sci. Drug Res. [Internet]. 2014 Oct. 1 [cited 2025 Sep. 21];6(4):334-40. Available from: https://ijpsdronline.com/index.php/journal/article/view/363