Filtration Efficiency of Hospital Face Mask Alternatives Available for Use During the COVID-19 Pandemic | Infectious Diseases | JAMA Internal Medicine | JAMA Network

https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/2769443?utm_source=twitter&utm_medium=social_jamaim&utm_campaign=amplification&utm_term=custserv_twdk&utm_content=manual_eha

Filtration Efficiency of Hospital Face Mask Alternatives Available for Use During the COVID-19 Pandemic