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Ability of fabric face mask materials to filter ultrafine particles at coughing velocity
O'Kelly, Eugenia, Pirog, Sophia, Ward, James, Clarkson, P JohnVolume:
10
Journal:
BMJ Open
DOI:
10.1136/bmjopen-2020-039424
Date:
September, 2020
File:
PDF, 597 KB
2020