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Correlation Between Travellers Departing from Wuhan Before The Spring Festival and Subsequent Spread of COVID-19 to All Provinces in China

Published time: 17 March 2020

Authors: Ping Zhong, Songxue Guo, Ting Chen

Keywords: Coronavirus, Public health emergency of international concern, 2019-nCov, Migration, Containment, Quarantine, Trave


We found a strong correlation between travel volumes departing from Wuhan, Hubei Province before the Spring Festival and the extent of amplification of the outbreak of COVID-19 in China in 2020, with 100 top cities. Almost 70% of exportations were within cities in Hubei province.

Correlation between travellers departing from Wuhan before the Spring Festival and subsequent spread of COVID-19 to all provinces in China



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