1 in 4 people in Delhi may have been exposed to COVID-19: Can we achieve herd immunity soon?
For the same, blood samples of 21,387 people were taken randomly and were tested for antibodies in the last week of June.
The test, seroprevalence test is a non-diagnostic tool which is used to check for any trace or past exposure to infection.
It was also observed that a large percentage among those tested were found to be asymptomatic.
COMMENTS