Effects of wearing a mask. NIH study. Link in comments.
(media.greatawakening.win)
You're viewing a single comment thread. View all comments, or full comment thread.
Comments (125)
sorted by:
From the study: “Both medical and non-medical facemasks are ineffective to reduce human-to-human transmission and infectivity of SARS-CoV-2 and COVID-19, 3)”