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Pfizer Vs Moderna Vs Astrazeneca And Sputnik / Covid: Crisanti, 'Sputnik simile ad AstraZeneca e J&J ... : The production of a lyophilized (dry) form of expected production:

Astrazeneca Vaccine Effectiveness After One Dose : AstraZeneca's new trial data gives COVID-19 vaccine a ... : The recommended dosage is two doses given intramuscularly (0.5ml each) with an interval of 8 to 12 weeks.