Severe acute respiratory syndrome coronavirus 2 ( SARS - CoV-2 ) caused the COVID-19 pandemic
More than 10 million affected cases and more than half a million deaths have been reported so far ,
Severe acute respiratory syndrome coronavirus 2 ( SARS - CoV-2 ) caused the COVID-19 pandemic that has been spreading around the world since December 2019 .
More than 10 million affected cases and more than half a million deaths have been reported so far , while no vaccine is yet available as a treatment .