Coronavirus: World Health Organisation to review whether masks help prevent COVID-19 spread, Politics News

When and how to use masks

Novel Coronavirus (COVID-19)｜Ministry of Health,Labour and Welfare｜ Government of Japan｜厚生労働省

The Lancet Commission on lessons for the future from the COVID-19 pandemic - The Lancet

Does Your State Have a Mask Mandate Due to Coronavirus?

COMMENTARY: Masks-for-all for COVID-19 not based on sound data

What are surgical masks and respirators, and why are they important in the fight against COVID-19?

How Face Masks Can Help Prevent the Spread of COVID-19

How masks protect against COVID-19: Understanding the science - Boston Children's Answers

Should you wear a face mask? WHO officials weigh in

WHO Stands Firm On Using Masks To Combat COVID-19 - Health Policy Watch

Coronavirus: Wearing surgical masks can reduce COVID-19 spread by 75%, study claims, World News

Face masks during the COVID-19 pandemic - Wikipedia

Timeline of WHO's Response to COVID-19 - PAHO/WHO

Coronavirus: Why are Americans so angry about masks?

Should you wear mask in public if not sick with coronavirus?