MULUGETA CHANE WUBE(MBA). The role of institutional collaborations in combating covid-19 in dessie, south wollo and oromia special zones of eastern amhara, Ethiopia. IJIE [Internet]. 2020Sep.4 [cited 2024Apr.23];3(9):11-7. Available from: https://journals.researchparks.org/index.php/IJIE/article/view/579