H. Khalaf, Subhi, صبحی, Shaker Ghaze, and شاکر. 2009. “Investigation of the Virulence Factors of Kpneumoniae Isolated from Cases of Nasal Cavity Inflammation”. Journal of Education and Science (JES) 22 (4):1-9. https://doi.org/10.33899/edusj.2009.57913.