Notice of Retraction: Effectiveness of Surgical and Cotton Masks in Blocking SARS-CoV-2. Bae S, Kim MC, Kim JY, Cha HH, et al. Ann Intern Med 2020 Jun 2. doi: 10.7326/L20-0745.

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Amedeo Smart

Independent Medical Education

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Bae S, Kim MC, Kim JY, Cha HH, et al. Notice of Retraction: Effectiveness of Surgical and Cotton Masks in Blocking SARS-CoV-2. Ann Intern Med 2020 Jun 2. doi: 10.7326/L20-0745.
PMID: 32479106