Variant spreads 56% faster and may need tougher measures to control, a study suggests.
Source news bbc.com, click here to read the full news.
Schools 'may need to close to control new variant'

Variant spreads 56% faster and may need tougher measures to control, a study suggests.
Source news bbc.com, click here to read the full news.
© 2019 Therealnewsjournal.com