Ahmed, Yasameen T, Nedhaal S Zbar, and Abdulwahid B Al-Shaibani. “Detection of Hyaluronidase and Streptokinase Virulence Factors from Streptococcus Pyogenes”. Al-Nahrain Journal of Science 18, no. 1 (June 24, 2018): 136–140. Accessed May 22, 2026. https://anjs.edu.iq/index.php/anjs/article/view/363.