4 positive lab staff, but all 2,123 contacts ‘negative’: From Kerala, a validation of how masks cap spread of Covid-19 | India News,The Indian Express

4 positive lab staff, but all 2,123 contacts ‘negative’: From Kerala, a validation of how masks cap spread of Covid-19 | India News,The Indian Express

4 positive lab staff, but all 2,123 contacts ‘negative’: From Kerala, a validation of how masks cap spread of Covid-19

Written by Vishnu Varma | Kochi | Updated: July 30, 2020 at 6:02 pm

The benefits of wearing face coverings and gloves have come to light after a total of 2,123 people are believed to have been spared from contracting the coronavirus infection after visiting a laboratory where four staff members tested positive for the virus.