Prognosis
Pfizer, Astra Shots to Be Combined in U.K. Covid Vaccine Trials
- Taskforce aims to determine whether cocktail boosts immunity
- Taskforce has purchased 357 million doses of seven vaccines
A card which will be given to patients following Covid-19 vaccine shots in U.K.
Photographer: Gareth Fuller/PA Wire/Bloomberg
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Even as it begins the first Covid immunizations with a shot from Pfizer Inc., the U.K. plans to test it in combination with another vaccine from AstraZeneca Plc.