Professor Devi Sridhar says COVID-19 must be treated using a SARS model, instead of the flu model which is used for seasonal viruses. She added that the UK must keep the number of infections at a low rate long-term in order for the economy and society to recover. travel around the country 'too risky' while virus is circulating. SUBSCRIBE to our YouTube channel for more videos: / skynews Follow us on Twitter: / skynews Like us on Facebook: / skynews Follow us on Instagram: / skynews For more content go to http://news.sky.com and download our apps: Apple: https://itunes.apple.com/gb/app/sky-n... Android https://play.google.com/store/apps/de... Sky News videos are now available in Spanish here/Los video de Sky News están disponibles en español aquí / @skynewsespanol