kalifa, Mohammed, Menbeu Sultan, and Yemane G/Medhin. “Knowledge, Attitude and Practice of Physicians and Nurses Working in Addis Ababa on Oxygen Therapy”. Pan African Journal of Emergency Medicine and Critical Care 1, no. 2 (August 11, 2023). Accessed October 22, 2026. https://journal.esep.org.et/index.php/esep/article/view/41.