1. WHO. Coronavirus Disease (COVID-19) Outbreak Situation. World Health Organization; 2020. Available from https://www.who.int/emergencies/diseases/novel-coronavirus-2019. Accessed August 19, 2020.

2. World Health Organization (WHO). First Case of COVID-19 Confirmed in Ethiopia. WHO; 2020. Available from https://www.afro.who.int/news/first-case-covid-19-confirmed-ethiopia. Accessed August 19, 2020.

3. Ethiopian Public Health Institute (EPHI). Status Update on COVID19 Ethiopia. EPHI; 2020. Available from https://covid19.ephi.gov.et/status-update-on-covid19-ethiopia-august-13-2020/. Accessed August 19, 2020.

4. Different survival analysis methods for measuring long-term outcomes of Indigenous and non-Indigenous Australian cancer patients in the presence and absence of competing risks

5. WHO. COVID-19 Preparedness Bulletin Ethiopia | Strategic Partnership for IHR and Health Security (SPH). World Health Organization; 2020. Available from https://extranet.who.int/sph/news/covid-19-preparedness-bulletin-ethiopia. Accessed August 19, 2020.