So from all the failed attempts at making mRNA vaccines we can extrapolate that they are safe as a whole long term but we can't look at any other countless corona viruses or similar viruses for long term effects of this corona virus?
So from all the failed attempts at making mRNA vaccines we can extrapolate that they are safe as a whole long term but we can't look at any other countless corona viruses or similar viruses for long term effects of this corona virus?
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