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Does wearing masks offer protection against viruses?
| Autor principal: | |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
BMJ Group
2020
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7456723/ https://www.ncbi.nlm.nih.gov/pubmed/32764008 http://dx.doi.org/10.1136/vr.m3061 |