Johnson & Johnson Begins Phase 3 Trial of Covid-19 Vaccine Unlike some of its competitors, Johnson & Johnson’s vaccine does not need to be frozen and may require just one shot instead of two.
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2024. Április 18. Andrea, Ilma napja van
2024. Április 18. Andrea, Ilma napja van
Johnson & Johnson Begins Phase 3 Trial of Covid-19 Vaccine Unlike some of its competitors, Johnson & Johnson’s vaccine does not need to be frozen and may require just one shot instead of two.
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