Dr Joe Pajak on Nostr: 'There is substantial evidence that high grade FFP3 respirators can provide up to ...

'There is substantial evidence that high grade FFP3 respirators can provide up to 100% protection in the ward, whilst staff wearing standard issue surgical masks face a significantly increased risk of catching COVID.'👏🌬️@Kit_Yates_Maths @trishgreenhalgh
https://open.substack.com/pub/kityates/p/is-the-covid-inquiry-about-learning?r=cwb8u&utm_campaign=post&utm_medium=email