COVID-19 Air Traffic Visualization: By January 31, 2020, at Least 1.5 Daily Infected Passengers Were Originating in China [open html - 0B]
From the Key Finding: "By January 31, 2020, passengers from China were likely exporting at least 1.5 cases of COVID-19 [coronavirus disease 2019] globally per day. The eight countries most at risk of infection, based on our modeling, were Japan, Thailand, South Korea, the United States, Taiwan, Australia, Singapore, and Malaysia. These were also the eight countries with the most confirmed cases outside of China as of January 31, 2020."
2020 RAND Corporation
RAND Corporation: http://www.rand.org/