Delta variant of covid-19 circulates today in more than 111 countries, says WHO


A delta variant of covid-19 is present in more than 111 countries no time, according to the World Health Organization (WHO). In a virtual session of the entity, the technical leader of the response to the pandemic, Maria Van Kerkhove, highlighted that this number could be even higher, given the limitation of carrying out the sequencing of the virus in some countries.