It has been disheartening to watch once reputable experts discount the Cochrane review's negative verdict on community masking to prevent covid spread in favor of low-quality evidence. Medicine has rejected evidenced-based medicine.
https://freebeacon.com/coronavirus/this-study-could-be-scientific-nail-in-the-coffin-for-masks/
https://freebeacon.com/coronavirus/this-study-could-be-scientific-nail-in-the-coffin-for-masks/
The Washington Free Beacon
This Study Could Be 'Scientific Nail in the Coffin' for Masks
One of the largest and most comprehensive studies on the effectiveness of masks found they do almost nothing to reduce the spread of respiratory viruses.