Loading metrics Open Access Peer-reviewed Research Article Joel Amenya Machuki , Dickens S. Omondi Aduda, Abong’o B. Omondi, Maricianah Atieno Onono Joel Amenya Machuki, Dickens S. Omondi Aduda, Abong’o B. Omondi, Maricianah Atieno Onono Published: November 19, 2019 https://doi.org/10.1371/journal.pone.0225194 Figures Abstract Background Globally, pneumonia accounted for 16% of deaths among children under 5 years of age and was one of the major causes of death overall in 2018.