Tamil Nadu Serosurvey: 97% of Elderly Show Covid Immunity, Says Govt

Tamil Nadu’s fifth serosurvey finds 97% of elderly have Covid immunity due to vaccination and prior infections, minimizing risks of severe illness.

Jun 16, 2025 0

Tamil Nadu Serosurvey: 97% of Elderly Show Covid Immunity, Says Govt
Tamil Nadu’s fifth serosurvey finds 97% of elderly have Covid immunity due to vaccination and prior infections, minimizing risks of severe illness.
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