N95 masks without training may protect poorly against Covid-19 - STAT
Physical distancing, face masks, and eye protection to prevent person-to-person transmission of SARS-CoV-2 and COVID-19: a systematic review and meta-analysis - The Lancet
6 doctors share which face masks they wear to protect themselves from COVID-19 - MarketWatch
To maximize protection against COVID, use a 3M N95 - Jan 13, 2022
Coronavirus: High-efficiency masks up to six times better at filtering aerosols than cloth, surgical masks: Canadian study | CTV News
COVID-19 mask use: How to choose, use and care for a mask - Canada.ca
N95, medical or cloth face masks: Which is best against the Omicron COVID-19 variant? Canada's latest guidance explained - The Globe and Mail
Face masks during the COVID-19 pandemic - Wikipedia
Will Your COVID-19 Mask Protect You from Wildfire Smoke?
Flo Mask
Coronavirus: US 'wants 3M to end mask exports to Canada and Latin America' - BBC News
The Lancet: Most comprehensive study to date | EurekAlert!
CCOHS: Respiratory Infectious Diseases / COVID-19 – Tips: Using Face Shields
Mask Protector X-2 - Etsy
Amid a 'Tripledemic,' It's Time to Mask Up Again, Experts Say - The New York Times
Coronavirus: Health Canada issues warning after counterfeit N95 masks seized at border | CTV News
28 Best Reusable Face Masks - Cambridge Mask Alternatives
COVID-19 medical masks and respirators: For health professionals - Canada.ca
Masks - COVID-19
Face mask mandates slowed the spread of COVID-19 in Canada | CEPR
Le nouvel accessoire tendance : le masque de protection | COVID-19 : tout sur la pandémie | Radio-Canada.ca
Amazon.com: BASE CAMP Upgrade M Plus Mesh Silver and Black Dust Mask, Breathable Reusable Dust Face Mask with 6 Activated Carbon Filters : Tools & Home Improvement
Coronavirus: Which Mask Should You Wear? - The New York Times
Masks and COVID-19: When, how and why you'd wear them | CBC News
What the science says about lifting mask mandates
Study on masks vs N95 respirators for health workers spurs concerns | CIDRAP
