November 6: Canada's top doctor says your COVID-19 masks should have three layers. Experts ask what took her so long., 6 Nov 2020, p. 2
The following text may have been generated by Optical Character Recognition, with varying degrees of accuracy. Reader beware!
Canadaâ•Žs top doctor now says your COVID-19 masks should have three layers. Experts ask what took her so long Canada's top doctor now says your COVID-19 masks should have three ... https://www.mykawartha.com/news-story/10240273-canada-s-top-docto... 2 of 8 11/9/2020, 9:33 AM