Covid-19 positivity rate over 1% in Kolkata; don't worry, say doctors

The Covid-19 positivity rate in Kolkata has crossed the 1% mark even as the state's overall positivity still is below it.

Covid-19 positivity rate over 1% in Kolkata; don't worry, say doctors
The Covid-19 positivity rate in Kolkata has crossed the 1% mark even as the state's overall positivity still is below it.