1. World Health Organization . Rolling updates on coronavirus disease (COVID-19. Geneva: WHO, 2020. https://www.who.int/emergencies/diseases/novel-coronavirus-2019/events-as-they-happen
2. World Health Organization . Coronavirus disease (COVID-19) pandemic. Geneva: WHO, 2020. https://www.who.int/
3. World Health Organization . Novel Coronavirus (2019-nCoV) situation report - 11. Geneva: WHO, 2020. https://www.who.int/docs/default-source/coronaviruse/situation-reports/20200131-sitrep-11-ncov.pdf?sfvrsn=de7c0f7_4
4. World Health Organization . Novel Coronavirus (2019-nCoV) situation report - 51. Geneva: WHO, 2020. https://www.who.int/docs/default-source/coronaviruse/situation-reports/20200311-sitrep-51-covid-19.pdf?sfvrsn=1ba62e57_10
5. World Health Organization . WHO coronavirus disease (COVID-19) Dashboard. Geneva: WHO, 2020. https://covid19.who.int/table