COVID-19 rapid evidence profile #6: What is known about strategies for supporting the use of masks under shortage conditions to prevent COVID-19?

Abstract

An overview of the best available research evidence from around the world (i.e., evidence syntheses) and local research evidence (i.e., single studies) and may include a scan of experiences from other countries and from Canadian provinces and territories, about strategies for supporting the use of masks under shortage conditions to prevent COVID-19 in response to a decision-maker’s request.