Moderna coronavirus vaccine mRNA-1273 just showed signs of success

Moderna coronavirus vaccine mRNA-1273.

 The Moderna drug-maker in America has announced that the COVID-19 vaccine just showed signs of success.

The vaccine mRNA-1273 was tried in 45 people, and there were no side-effects.

The Massachusetts biotech firm has added that it will come out with another vaccine trial in July.

Moderna coronavirus vaccine mRNA-1273
Moderna coronavirus vaccine mRNA-1273

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