RIO DE JANEIRO, BRAZIL - A German and Danish study found that the compulsory use of masks on public transportation and commercial spaces reduces the spread of the SARS-CoV-2 coronavirus by about 40 percent.
The study published by the German Institute for Labor Economics shows that the use of masks in public spaces can decrease the incidence of new cases of Covid-19 by about half.
Researchers analyzed the compulsory introduction of masks in transportation and stores in Germany as part of this research.
Looking at new cases of the disease after the experiment, scientists stated that there is . . .