Use of masks in public places in Poland during SARS-Cov-2 epidemic: a covert observational study
Abstract Background Face masks have been employed in the COVID-19 pandemic plans as a public and personal health control measure against the spread of SARS-CoV-2. In Poland, obligatory wearing of masks in public spaces was introduced on April 10th, 2020; a relaxation of previous universal measures w...
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| Main Authors: | , , , , |
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| Format: | Book |
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BMC,
2021-02-01T00:00:00Z.
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