U.S. Food And Drug Administration: Revision history

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27 January 2025

26 January 2025

25 January 2025

  • curprev 06:0506:05, 25 January 2025‎ AZWMae5253413 talk contribs‎ 1,299 bytes +1,299‎ Created page with "A large study run in Bangladesh claimed that surgical masks, but not cloth masks, reduced symptomatic SARS-CoV-2 infections" by 0.08% (ARR), and only in people over 50. But a subsequent re-analysis of the study by statisticians found that there was in fact no benefit at all.<br><br>People with chronic respiratory, cardiac, or other medical conditions that make breathing difficult should check with their health care provider before using an N95 respirator because the N95..."
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