Single dose of Oxford-AstraZeneca vaccine protective in previously infected recipients, suggests study – News-Medical.Net

Against the background of the ongoing coronavirus disease 2019 (COVID-19) pandemic, huge disruptions have occurred in healthcare access, social interactions and economic activity. Vaccines have been developed at a highly accelerated pace to end the suffering earlier and at a lower cost than would be achievable by allowing the virus to take its course.
However, the dosage, the immunization schedule, the duration and the breadth of resulting immunity are still matters of study even as over a dozen…

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