Some Experts Say Face Shields Better Than Masks for Coronavirus Protection
AARP – June 15, 2020
https://www.aarp.org/health/healthy-living/info-2020/shields-compared-to-masks.html
Could Face Shields Replace Masks in Preventing COVID-19?
Medicalxpress.com June 4, 2020
Universal Face Shields for COVID-19: The New and Improved Mask?
MedPage Today - May 1, 2020
Face shields a more effective deterrent to COVID?
WebMD April 30, 2020