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Create the page "Medicine mask" on this wiki! See also the search results found.

  • File:FischerF2.jpg
    Low-cost measurement of face mask efficacy for filtering expelled droplets during speech. Mask, name Description
    (1,280 × 1,277 (261 KB)) - 02:52, 8 October 2020
  • File:FischerF3.jpg
    Result of testing of various medicine masks Low-cost measurement of face mask efficacy for filtering expelled droplets during speech.
    (1,050 × 397 (115 KB)) - 02:53, 8 October 2020
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