“Respiratory pathogens on the outer surface of the used medical masks may result in self-contamination.” June 3, 2019 | Chughtai, A.A., Stelzer-Braid, S., Rawlinson, W. et al. Contamination by respiratory viruses on outer surface of medical masks used by hospital healthcare workers. BMC Infect Dis 19, 491 (2019).| BMC Infectious Diseases “Respiratory pathogens on the … Continue reading Masks Don’t Work: A Review of Science Relevant to COVID-19 Social Policy