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Effectiveness of face masks used to protect Beijing residents against particulate air pollution
OBJECTIVES: Many residents in Beijing use disposable face masks in an attempt to protect their health from high particulate matter (PM) concentrations. Retail masks may be certified to local or international standards, but their real-life performance may not confer the exposure reduction potential t...
Autores principales: | , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Publishing Group
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5969371/ https://www.ncbi.nlm.nih.gov/pubmed/29632130 http://dx.doi.org/10.1136/oemed-2017-104765 |