This supports the aforesaid statement. https://www.reuters.com/article/us-health-coronavirus-astrazeneca-usa/astrazeneca-vaccine-79-effective-in-u-s-trial-panel

This supports the aforesaid statement. https://www.reuters.com/article/us-health-coronavirus-astrazeneca-usa/astrazeneca-vaccine-79-effective-in-u-s-trial-panel-finds-no-higher-risk-of-clots-idUSKBN2BE0NJ https://www.reuters.com/article/us-health-coronavirus-astraz...