N95 filtering face piece respirators remain effective after extensive reuse during the coronavirus disease 2019 (COVID-19) pandemic
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DOI: 10.1017/ice.2021.76
Abstract: In a cross-sectional evaluation of healthcare worker reuse of their own 3M N95 respirators, 83% (76/92) passed the seal check and the fit-test after a median of 40 repeated donnings. User seal-check failure correlated with… read more here.
Keywords: reuse; respirators remain; face piece; filtering face ... See more keywords