Coronavirus, retrieved on 17 July 2020 from https://www.who.int/health-topics/coronavirus#tab=tab_3. (n.d.)
Coronavirus Disease 2019 (COVID-19), retrieved on 17 July 2020 from https://www.cdc.gov/coronavirus/2019-ncov/need-extra-precautions/people-with-medical-conditions.html. (25 June 2020)
Coronavirus Disease 2019 (COVID-19), retrieved on 17 July 2020 from https://www.mayoclinic.org/diseases-conditions/coronavirus/symptoms-causes/syc-20479963. (3 July 2020)
Coronavirus disease (COVID-19) advice for the public, retrieved on 17 July 2020 from https://www.who.int/emergencies/diseases/novel-coronavirus-2019/advice-for-public. (4 June 2020)
Dengue, retrieved on 17 July 2020 from https://www.cdc.gov/dengue/is-it-dengue-or-covid.html. (25 June 2020)
Dengue and severe dengue, retrieved on 17 July 2020 from https://www.who.int/news-room/fact-sheets/detail/dengue-and-severe-dengue. (23 June 2020)
Dengue fever, retrieved on 17 July 2020 from https://www.mayoclinic.org/diseases-conditions/dengue-fever/symptoms-causes/syc-20353078. (16 February 2018)
Is it Dengue or is it COVID-19? (2020, June 24) Retrieved September 22, 2021, from https://www.cdc.gov/dengue/healthcare-providers/dengue-or-covid.html
Dengue fever. (2020, November 18) Retrieved September 22, 2021, from https://www.mayoclinic.org/diseases-conditions/dengue-fever/symptoms-causes/syc-20353078
Coronavirus disease 2019 (COVID-19). (2021, August 24) Retrieved September 22, 2021, from https://www.mayoclinic.org/diseases-conditions/coronavirus/symptoms-causes/syc-20479963