WUHAN, CHINA - FEBRUARY 07:  A security guard looks out of the window of a sentry box on February 7, 2020 in Wuhan, Hubei province, China. The number of those who have died from the Wuhan coronavirus, known as 2019-nCoV, in China climbed to 636.  (Photo by Getty Images) (Stringer / Getty Images AsiaPac)
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