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An air passengers undergo gives sample for the COVID-19 tests at the airport, in Kolkata, Saturday, Dec. 24, 2022. (PTI Photo)

-'India develops herd immunity; BF.7 variant may not be as serious as...

The official said the -'Zero Covid Policy-' followed by China is one of the reasons for the outbreak of the infection in...

25 Dec 2022 12:02 PM IST