COVID vaccine weekly: AstraZeneca’s supplies, efficacy and safety under the microscope again
COVID vaccine weekly: AstraZeneca’s supplies, efficacy and safety under the microscope again: It’s Groundhog Day for the Oxford/AstraZeneca vaccine. Disputes over supplies and questions about its efficacy have dominated the week, just as they have at various points over the past few months. The EU is considering restricting exports of doses it has manufactured that …
