SAO PAULO, BRAZIL - FEBRUARY 27: A woman wears a protective mask as walking on the subway on February 27, 2020 in São Paulo, Brazil. The Brazilian Ministry of Health confirmed yesterday the first case of Coronavirus in the country. A man in the state of São Paulo was diagnosed with COVID-19. The first Covid-19 disease appeared in late 2019 in China's Wuhan province. (Photo by Victor Moriyama/Getty Images)