Sagot :
Coronavirus disease (COVID-19) is an infectious disease caused by the SARS-CoV-2 virus.
What cause of covid-19
COVID-19 is caused by infection with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virus strain.
What cause of covid-19
COVID-19 is caused by infection with the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) virus strain.