1. 1. Ward MP, Li X, Tian K. Novel coronavirus 2019, an emerging public health emergency. Transbound Emerg Dis 2020;67(2):469–470. DOI: 10.1111/tbed.13509.
2. 2. World Health Organization. Weekly epidemiological update on COVID-19 – 16 March 2023;1–19. Available from: https://www.who.int/publications/m/item/weekly-epidemiological-update-on-covid-19---16-03-2023.
3. 3. World Health Organization – Regional Office for the Eastern Mediterranean. COVID-19 situation in the Region – total reports. Situation as of 14 March 2023; 2023. Available from: https://www.emro.who.int/health-topics/corona-virus/index.html [Last accessed on 2023 Mar 18].
4. 4. World Health Organization. 2019 Novel Coronavirus (2019-nCoV): Strategic preparedness and response plan. Geneva: WHO press; 2020. pp. 1–3.
5. 5. Shrivastava SR, Shrivastava PS. Minimizing the risk of international spread of coronavirus disease 2019 (COVID-19) outbreak by targeting travelers. J Acute Dis 2020;9(2):47–48. DOI: 10.4103/2221-6189.278654.