See and read Baron's loudly proclaimed MIT Report (attached) that he says proves masks are useless and merely "Virtue Signaling"...
Link: https://www.pnas.org/content/118/17/e2018995118
See and read Baron's loudly proclaimed MIT Report (attached) that he says proves masks are useless and merely "Virtue Signaling"...
Link: https://www.pnas.org/content/118/17/e2018995118