Covid: France says just one jab needed for previously infected
They already have some immunity and a single dose will “act as a booster”, the health agency says. …
More studies are needed to confirm this, but it might be one way to free up extra vaccine doses to share around the world. Confirming which people have definitely had coronavirus takes time and tests, however. Pragmatically, it may still be simpler and faster to give everyone two doses, as already recommended.
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