American Association of Physicians and Surgeons
American Association of Physicians and Surgeons
"Wearing masks (other than N95) will not be effective at preventing SARS-CoV-2 transmission, whether worn as source control or as PPE."
American Association of Physicians and Surgeons
"Wearing masks (other than N95) will not be effective at preventing SARS-CoV-2 transmission, whether worn as source control or as PPE."