| Hans-Günter Meyer-Thompson | Arbeitsschutz
Association Between Universal Masking in a Health Care System and SARS-CoV-2 Positivity Among Health Care Workers
Association Between Universal Masking in a Health Care System and SARS-CoV-2 Positivity Among Health Care Workers
Wang X, Ferro EG, Zhou G, Hashimoto D, Bhatt DL.
[published online ahead of print, 2020 Jul 14]. JAMA. 2020;10.1001/jama.2020.12897. doi:10.1001/jama.2020.12897
Association Between Universal Masking in a Health Care System and SARS-CoV-2 Positivity Among Health Care Workers