Which types of non-medical masks are effective in community settings for reducing the spread of COVID-19 for different populations and under different conditions?
Abstract
We identified documents addressing the question of "Which types of non-medical masks are effective in community settings for reducing the spread of COVID-19 for different populations and under different conditions?" by searching the guide to key COVID-19 evidence sources between 2 and 4 September 2020.
URI
https://www.mcmasterforum.org/find-evidence/products/project/which-types-of-non-medical-masks-are-effective-in-community-settings-for-reducing-the-spread-of-covid-19-for-different-populations-and-under-different-conditionshttps://www.mcmasterforum.org/docs/default-source/covidend/rapid-evidence-profiles/covid-19-rep-18_effectiveness-non-medical-masks_2020-09-25.pdf?sfvrsn=bb1356d5_2