ABDELAZIZ, M.N., ZARIE, E.S. and SARHAN, A.E. 2020. SYNTHESIS AND UTILITY OF NEW POLYCYCLIC COMPOUNDS AS POTENTIAL ANTIMICROBIALS BASED ON CHROMENE MOIETY. International Journal of Pharmacy and Pharmaceutical Sciences. 12, 3 (Mar. 2020), 100. DOI:https://doi.org/10.22159/ijpps.2019v11i9.34338.