EL-ASSAL, MONA IBRAHIM, and NAGWAN GALAL EL-MENOFY. “CHITOSAN NANOPARTICLES AS DRUG DELIVERY SYSTEM FOR CEPHALEXIN AND ITS ANTIMICROBIAL ACTIVITY AGAINST MULTIIDRUG RESISTENT BACTERIA”. International Journal of Pharmacy and Pharmaceutical Sciences 11, no. 7 (May 17, 2019): 14-27. Accessed December 4, 2020. https://innovareacademics.in/journals/index.php/ijpps/article/view/33375.