Voluntary and mandatory use of face mask by pedestrians in Guatemala City during the COVID-19 pandemic
| Autores principales: | , , , , |
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| Formato: | Online |
| Idioma: | eng |
| Publicado: |
Universidad de San Carlos de Guatemala
2020
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| Acceso en línea: | https://revistas.usac.edu.gt/index.php/cytes/article/view/894 |
| Descripción no disponible. |