“ANTIMICROBIAL ACTIVITY OF ACETONE EXTRACT AND USNIC ACID CONSTITUENT OF LICHEN USNEA LONGISSIMA (ACH.)”, Int. Res. J. Pharm., vol. 9, no. 7, pp. 85–94, Jul. 2018, Accessed: Oct. 31, 2026. [Online]. Available: https://irjponline.org/index.php/irjp/article/view/1368