[Newbiesaukee]

Originally Posted by CooperS7777

Quite an interesting read on the efficacy of masks conducted by the University of Louisville. So far as I've been able to find, its one of the only full case studies on this issue alone.

https://www.medrxiv.org/content/10.1....18.21257385v1

This is a preprint and has no peer review and states that it should not be used as a guide to clinical practice. This is not to say not to read it, but don’t bet the farm on it.