Ferede, Dawit, Aberra Geyid, Sileshi Lulseged, and Abebe Melaku. “Drug Susceptibility Pattern of Bacterial Isolates from Children With Chronic Suppurative Otitis Media”. The Ethiopian Journal of Health Development 15, no. 2 (February 9, 2017). Accessed May 24, 2024. https://ejhd.org/index.php/ejhd/article/view/834.