Association Between Universal Masking in a Health Care System and SARS-CoV-2 Positivity Among Health Care Workers.
Where this comes from
- Record sourced from PubMed, PMID 32663246.
- Also identified by DOI 10.1001/jama.2020.12897 and PMC identifier PMC7254451.
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Abstract
This study describes SARS-CoV-2 PCR test positivity among health care workers before, during, and after implementation of a policy requiring universal masking of all health care workers and patients in a large health care system in Massachusetts.