Endris Mohammed, Lulu Muhe, Aberra Geyid, Tsehaye Asmelash, Tesfaye Tesema, Amare Dejene, Yared Mekonnen, Kidanemariam Mammo, Aklog Afework and Redwan Muzein 2021. Prevalence of acute respiratory bacterial pathogens in children in Gondar. The Ethiopian Journal of Health Development . 14, 2 (Aug. 2021).