UCLA study touts effectiveness of masks in reducing COVID-19 spread

Name: UCLA study touts effectiveness of masks in reducing COVID-19 spread
Uploaded: 2020-11-12T06:33:41Z
Description: A recent UCLA study is investigating the effectiveness of various face coverings that reduce cough-generated airborne particles.?

A recent UCLA study is investigating the effectiveness of various face coverings that reduce cough-generated airborne particles.?

Posted November 11, 2020 10:33pm PST