Posted 9/26/2020 06:54 (#8515666 - in reply to #8515645) Subject: RE: Masks again
Pittsburg, Kansas
That is the first one I have seen that masks are of much use. I did not understand the difference between surgical masks and paper masks. We have a box of what I thought were surgical masks but I think they are made out of paper. So I am not sure if they are helpful or not, based on that study.
Masks again
