Covid-19 symptoms change, now resemble more closely flu symptoms
According to the study, headache, sore throat and nasal discharge are the symptoms most commonly associated with the Delta variant...
June 28, 2021Topic
Manaus variant
CoronaVac first dose is effective against Manaus Covid-19 variant – preliminary study
Preliminary results of a research conducted by the Vebra Covid-19 group released on Wednesday, 7, pointed out that CoronaVac -...
April 7, 2021
Analysis: Vaccination without lockdown could turn Brazil into a super-powerful strain “factory”
British researchers point out that large-scale contact between vaccinees and the Manaus variant may produce mutations capable of completely evading...
March 5, 2021