How THIRTY countries offer airport coronavirus testing to travellers can cut length of quarantine 

There are at least 30 countries which offer or accept coronavirus tests at airports, where a negative test can either end the need for a person to quarantine, or reduce the length of the quarantine. https://www.dailymail.co.uk/news/article-8695897/How-THIRTY-countries-offer-airport-coronavirus-testing-travellers-cut-length-quarantine.html?ns_mchannel=rss&ns_campaign=1490&ito=1490