WUHAN, CHINA - FEBRUARY 7: Citizens wear masks to protect against viruses on February 7, 2020 in Wuhan, China. The 2019 new coronavirus, known as "2019-nCoV", was discovered in Wuhan virus pneumonia cases in 2019, and the virus was transmitted from person to person. Currently, confirmed cases have been received in various parts of the world. Stringer / Anadolu Agency/ABACAPRESS.COM