Ryan Guffey (@ryanguffey2) 's Twitter Profile
Ryan Guffey

@ryanguffey2

Anesthesiologist

ID: 1276692066475675649

calendar_today27-06-2020 01:41:28

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good girl (@goodgirlxsz) 's Twitter Profile Photo
good girl
@goodgirlxsz

5 hours ago

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Ryan Guffey (@ryanguffey2) 's Twitter Profile Photo
Ryan Guffey
@ryanguffey2

5 years ago

Nearly half of N95 respirators studied did not meet OSHA standards after 4 days of reuse. #coronavirus has created a shortage of #N95 masks forcing healthcare workers to reuse disposable N95 masks designed for 8 hours of use, for up to 20 days. sciencedirect.com/science/articl…