Magnitude of Medicine Wastage and Perceived Contributing Factors Among Public Health Facilities in Dire-Dawa City Administration, in Mid COVID-19 Pandemic in Ethiopia: Retrospective, Cross-Sectional Study

埃塞俄比亚迪雷达瓦市公共卫生机构在新冠疫情中期药品浪费程度及其相关因素的回顾性横断面研究