The move was driven partly to dispense with awkward scientific nomenclature but also over some countries opposition to being linked geographically to certain variants.
© Provided by Xinhua We have achieved exemplary large-scale epidemiological laboratory work to demonstrate how the effectiveness of the vaccine can sav
The prestigious Butantan Institute Monday released the results of a study carried out between February and April 2021 among 27,000 people vaccinated with CoronaVac in Serrana, São Paulo, which showed a 95% decrease in deaths from covid-19, it was announced.
A Sinovac vaccine trial has helped a Brazilian city lower COVID-19 deaths by 95%. Hospitalizations and symptomatic cases have also gone down by 86% and 80%, respectively, while only one COVID-19