here is a handy paper showing how an unvaccinated Delta case offers little protection against Omicron and the effectiveness of boosters.
https://www.medrxiv.org/content/10.1101/2021.12.20.21268134v1.full.pdf
and an image to sum it up (convalescent is post covid infection)
Convalescent 58 days after infection. Booster 19 days after jab.
No further comments required.
@Mr_Smyth started
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here is a handy paper showing how an unvaccinated Delta case offers little protection against Omicron and the effectiveness of boosters.
https://www.medrxiv.org/content/10.1101/2021.12.20.21268134v1.full.pdf
and an image to sum it up (convalescent is post covid infection)