On Jan 13, the virus spreads beyond China's borders for the first time, with a case emerging in Thailand, according to the WHO. The victim is a Chinese woman diagnosed with mild pneumonia who was returning from a trip to Wuhan. On Jan 15, China's health commission says no human-to-human transmission of the virus behind the Wuhan outbreak has been confirmed so far, but the possibility "cannot be excluded". The next day, a first case of the virus is confirmed in Japan in someone who had stayed in Wuhan in e (jan 13, 2020