Brazil

Covid USA: at least 628 cases of ‘super variant’ reported in 33 states

More than 600 COVID-19 variant cases identified in the USA: CDC

Gout medicine may reduce hospitalizations in Covid, new research reveals | World News

I am concerned about people being reinfected by some of the new strains of coronavirus

Astra Shot shows 82% effectiveness with the UK’s two-dose interval

UK Covid Strain receives mutation that raises concern about vaccine

The UK virus variant has been developed in relation to the new mutation in a small number of cases

The UK virus variant has been developed for a new mutation in a small number of cases

Dr. Fauci warns that previous COVID-19 infection may not protect you from new strains

Brazilian patients test positive for TWO coronavirus variants at the same time

The rapid growth of the Covid-19 variant in Brazil, worrying scientists

Coronavirus variants from Great Britain and Brazil found in the Bay Area