"Our results show the airborne transmission route is highly virulent & dominant for the spread of COVID-19. Our analysis reveals the difference with & without mandated face covering represents the determinant in shaping the trends of the pandemic." 1/3 pnas.org/content/117/26…
"Our analysis reveals that the difference with and without mandated face covering represents the determinant in shaping the trends of the pandemic. This protective measure significantly reduces the number of infections." 2/3
"This protective measure significantly reduces the number of infections. Other mitigation measures, such as social distancing implemented in the United States, are insufficient by themselves in protecting the public." 3/3
