"Últimos dados sobre o COVID-19" (in Portuguese). Comissão Interministerial De Angola. 3 December 2021. Archived from the original on 1 October 2021. Retrieved 4 December 2021.
"Últimos dados sobre o COVID-19" (in Portuguese). Comissão Interministerial De Angola. 3 December 2021. Archived from the original on 1 October 2021. Retrieved 4 December 2021.