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Scientists hunt pandemic hotspots in race to test coronavirus COVID-19 vaccines

Shortpedia

Content Team
Image Credit: shortpedia

The first wave of the COVID-19 pandemic may be waning. For vaccine developers, that could be a problem. Scientists in Europe and the United States say the relative success of draconian lockdown and social distancing policies in some areas and countries means virus transmission rates may be at such low levels that there is not enough disease circulating to truly test potential vaccines.