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Medical Masks Versus N95 Respirators for Preventing COVID-19 Among Health Care Workers : A Randomized Trial.
Ann Intern Med. 2022 Dec;175(12):1629-1638. doi: 10.7326/M22-1966. Epub 2022 Nov 29.
Ann Intern Med. 2022.
PMID: 36442064
Free PMC article.
Clinical Trial.
Surgical mask vs N95 respirator for preventing influenza among health care workers: a randomized trial.
Loeb M, Dafoe N, Mahony J, John M, Sarabia A, Glavin V, Webby R, Smieja M, Earn DJ, Chong S, Webb A, Walter SD.
Loeb M, et al. Among authors: glavin v.
JAMA. 2009 Nov 4;302(17):1865-71. doi: 10.1001/jama.2009.1466. Epub 2009 Oct 1.
JAMA. 2009.
PMID: 19797474
Clinical Trial.
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