[1]
Arinze Duke George Nwosu, Edmund Ndudi Ossai, Okechukwu Onwuasoigwe and Francis Ahaotu 2021. Oxygen saturation and perceived discomfort with face mask types, in the era of COVID-19: a hospital-based cross-sectional study. Pan African Medical Journal. 39, 1 (Jul. 2021). DOI:https://doi.org/10.11604/pamj.2021.39.203.28266.