![Frontiers | A Personal Respirator to Improve Protection for Healthcare Workers Treating COVID-19 (PeRSo) Frontiers | A Personal Respirator to Improve Protection for Healthcare Workers Treating COVID-19 (PeRSo)](https://www.frontiersin.org/files/MyHome%20Article%20Library/664259/664259_Thumb_400.jpg)
Frontiers | A Personal Respirator to Improve Protection for Healthcare Workers Treating COVID-19 (PeRSo)
![COMMENTARY: Wear a respirator, not a cloth or surgical mask, to protect against respiratory viruses | CIDRAP COMMENTARY: Wear a respirator, not a cloth or surgical mask, to protect against respiratory viruses | CIDRAP](https://www.cidrap.umn.edu/sites/default/files/styles/layout_large/public/article/HCWs%20wearing%20respirators-US%20Navy.jpg?itok=UnOGqC2b)
COMMENTARY: Wear a respirator, not a cloth or surgical mask, to protect against respiratory viruses | CIDRAP
![Modified full-face snorkel mask as COVID-19 personal protective equipment: Quantitative results - ScienceDirect Modified full-face snorkel mask as COVID-19 personal protective equipment: Quantitative results - ScienceDirect](https://ars.els-cdn.com/content/image/1-s2.0-S2468067221000146-gr2.jpg)
Modified full-face snorkel mask as COVID-19 personal protective equipment: Quantitative results - ScienceDirect
![MOVES Advances PPE Protocol in Response to Rapid Spread of COVID-19 – MOVES | Mobile Veterinary Specialists MOVES Advances PPE Protocol in Response to Rapid Spread of COVID-19 – MOVES | Mobile Veterinary Specialists](https://www.vetmoves.com/wp-content/uploads/2020/11/envomask_perspective600x420.png)