Olubisi T. Ashiru, and A. Willem Sturm. “Cytotoxicity Induction in A549 Alveolar Epithelial Cells by Mycobacterium Tuberculosis Isolates Cultured in the Presence and Absence of Oxygen”. Journal of Basic & Applied Sciences 11 (January 5, 2015): 118–124. Accessed February 23, 2025. http://sceintific-array.org/index.php/jbas/article/view/1284.