Dawood, Noor J. “Antibacterial Effect of Cinnamomum Zeylanicum and Curcuma Longa Extracts and Their Synergistic Effect With Antibiotic Sulfamethoxazole”. International Journal of Pharmaceutical & Biological Archive 13, no. 2 (June 15, 2022). Accessed May 3, 2024. http://www.ijpba.info/index.php/ijpba/article/view/1991.