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4 of the 11 Covid vaccines in the final testing phase have already shown satisfactory efficacy and safety rates; see comparative | Vaccine

[ad_1] Four of the 11 vaccines against Covid-19 that are in phase 3 of the tests, the last stage before the application for registration, have already presented satisfactory data on safety and effectiveness in protecting against the disease. The data was published by the developers themselves (Pfizer / BioNTech, Moderna, …

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