Vaccine Efficacy to Last 9 Months to 1 Year, WHO Could Declare Covid-19 End Before 2023: AIIMS Director
Dr Randeep Guleria the vaccine will provide protection to a greater size of the population and help break the chain of transmission.
from Top India News- News18.com https://ift.tt/36YqzOC
Labels: Top India News- News18.com
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