Top Dutch coronavirus vaccine purchase, AstraZeneca, claims 95% efficacy

The CEO of AstraZeneca said that it has figured out how to administer its Covid-19 vaccine in a way that makes it as powerful against the SARS-CoV-2 coronavirus as its top competitors. https://nltimes.nl/2020/12/28/top-dutch-coronavirus-vaccine-purchase-astrazeneca-claims-95-efficacy