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What is the efficacy of standard face masks compared to respirator masks in preventing COVID-type respiratory illnesses in primary care staff? - The Centre for Evidence-Based Medicine
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IJERPH | Free Full-Text | Wearing of Cloth or Disposable Surgical Face Masks has no Effect on Vigorous Exercise Performance in Healthy Individuals
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How to shop for medical masks like N95s, KN95s and KF94s and how to spot fakes : Shots - Health News : NPR
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Marketplace tested over 20 different masks. Here's what will best protect you and others during the pandemic | CBC News
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Choosing and wearing face masks: Updated guidance on what you need to know - Dal News - Dalhousie University
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Amazon.com: Medicom Expressions Disposable Face Masks - Box of 50 ASTM Level 3 Surgical Masks - 3 Layer Medical Masks Made in Canada - Blue Adult Masks : Industrial & Scientific
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Canada's CPHO on Twitter: "#DYK There are different types of #masks available for public use? Medical masks, non-medical masks and respirators can all be used in the community. Learn which one is
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Maintaining face mask use before and after achieving different COVID-19 vaccination coverage levels: a modelling study - The Lancet Public Health
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Masking during the COVID-19 pandemic – An update of the evidence | National Collaborating Centre for Environmental Health | NCCEH - CCSNE
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