![Trisha Greenhalgh on X: "Summary of our NEW rapid review: standard v respirator (FFP2 /N95) masks in protecting against infection with COVID-19. Bottom line: standard masks OK for non AGPs but (important) Trisha Greenhalgh on X: "Summary of our NEW rapid review: standard v respirator (FFP2 /N95) masks in protecting against infection with COVID-19. Bottom line: standard masks OK for non AGPs but (important)](https://pbs.twimg.com/media/ET0jjWLWsAEUipJ.jpg)
Trisha Greenhalgh on X: "Summary of our NEW rapid review: standard v respirator (FFP2 /N95) masks in protecting against infection with COVID-19. Bottom line: standard masks OK for non AGPs but (important)
![Powered Respirator (PAPR) use for prevention of highly infectious viral diseases in healthcare workers Powered Respirator (PAPR) use for prevention of highly infectious viral diseases in healthcare workers](https://www.protectivemasksdirect.co.uk/media/.renditions/magefan_blog/2.png)
Powered Respirator (PAPR) use for prevention of highly infectious viral diseases in healthcare workers
![What is the efficacy of standard face masks compared to respirator masks in preventing COVID-type respiratory illnesses in primary care staff? - The Centre for Evidence-Based Medicine What is the efficacy of standard face masks compared to respirator masks in preventing COVID-type respiratory illnesses in primary care staff? - The Centre for Evidence-Based Medicine](https://www.cebm.net/wp-content/uploads/2020/03/masks-PC_1024-512.jpg)
What is the efficacy of standard face masks compared to respirator masks in preventing COVID-type respiratory illnesses in primary care staff? - The Centre for Evidence-Based Medicine
![Meet The Italian Engineers 3D-Printing Respirator Parts For Free To Help Keep Coronavirus Patients Alive Meet The Italian Engineers 3D-Printing Respirator Parts For Free To Help Keep Coronavirus Patients Alive](https://imageio.forbes.com/specials-images/imageserve/5e72bcd837d0440006bce0cc/Isinnova--Italy--3D-printing--respirators--hospitals--coronavirus--Covid-19--epidemic/0x0.jpg?format=jpg&crop=3456,3577,x0,y855,safe&width=960)
Meet The Italian Engineers 3D-Printing Respirator Parts For Free To Help Keep Coronavirus Patients Alive
![Frontline medical staff design innovative PPE respirator that could provide a breakthrough in the fight against COVID-19 - Manchester University NHS Foundation Trust Frontline medical staff design innovative PPE respirator that could provide a breakthrough in the fight against COVID-19 - Manchester University NHS Foundation Trust](https://mft.nhs.uk/app/uploads/2020/09/RI.jpg)
Frontline medical staff design innovative PPE respirator that could provide a breakthrough in the fight against COVID-19 - Manchester University NHS Foundation Trust
![Conversion of self-contained breathing apparatus mask to open source powered air-purifying particulate respirator for fire fighter COVID-19 response - ScienceDirect Conversion of self-contained breathing apparatus mask to open source powered air-purifying particulate respirator for fire fighter COVID-19 response - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S2468067220300389-ga1.jpg)