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- How effective is Johnson & Johnson's one-shot COVID-19 vaccine? | Science News https://www.sciencenews.org/article/covid-19-coronavirus-vaccine-johnson-and-johnson-results-variants 185 comments
- Covid-19 vaccines in Spain: Spain set to receive 100 million doses of three new Covid vaccines | Science & Tech | EL PAÍS English Edition https://english.elpais.com/science_tech/2021-02-12/spain-set-to-receive-100-million-doses-of-three-new-covid-vaccines.html 6 comments