"There is more evidence supporting face mask use in the community than hand hygiene." Prof Raina MacIntyre from @UNSWMedicine on why we should all be wearing face masks to halt the spread of #COVID19. smh.com.au/national/why-are-…
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We are aware of this. WHO clearly states pregnant women no mask, children no mask. Respirators can reduce oxy levels and these are recommended for short periods during dangerous medical interventions.

Jul 10, 2020 · 12:51 AM UTC

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