Our website is made possible by displaying non-intrusive online advertisements to our visitors.
Please consider supporting us by disabling or pausing your ad blocker.
Brazil's Parana state is in talks to produce a COVID-19 vaccine approved by Russia despite not having completed mass clinical trials, according to an official.
The announcement by the Parana Technology Institute (Tecpar) took Brazil's regulators and health experts by surprise, with some raising doubts about the institute's capacity to produce large volumes of a new vaccine from scratch.
