Hugo Boserup, 22, receives a PCR coronavirus test on December 2, 2020 in Malibu, California as the global coronavirus disease (COVID-19) outbreak continues.
A one-week quarantine IS enough to stop someone exposed to coronavirus from spreading it - if they test negative on day 7, Yale study finds
Researchers looked at oil-rig workers who were quarantined for five to seven days between April 2020 and August 2020
They found tests conducted just four days after the start of quarantine caught cases missed at the beginning
Of 47 people tested on their first and last day, they found 16 cases previously tested negative at the beginning with no new cases identified after quarantine