It could take at least a year to develop a vaccine to halt the coronavirus pandemic, according to a top expert with the World Health Organization. “I think we have to be realistic. Vaccines take a lot of time to develop, test, make them safe, prove they’re effective, then you need to produce enough vaccine...
It could take at least a year to develop a vaccine to halt the coronavirus pandemic, according to a top expert with the World Health Organization. “I think we have to be realistic. Vaccines take a lot of time to develop, test, make them safe, prove they’re effective, then you need to produce enough vaccine...
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