COVID-19

COVID-19 and face masks: Your questions answered

Many people still have questions about the effectiveness of cloth masks. Image: REUTERS/Mike Segar

Catherine Clase

Physician, epidemiologist, associate professor, , McMaster University

Edouard Fu

MD/PhD Candidate in Clinical Epidemiology, Leiden University

Juan Jesus Carrero

Professor of Epidemiology, Karolinska Institute

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The WHO has advice on safe mask wearing. Image: WHO
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