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Download fileEpidemic invasion trees rooted in Wuhan.
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posted on 2021-10-27, 17:24 authored by Daipeng Chen, Yuyi Xue, Yanni XiaoThe sequence (from 19 to 22 January 2020) of panels depicts the early spread of the SARS-CoV-2 infection in 29 cities. The length of the polar path represents the diffusion distance from Wuhan to each city. The cities with confirmed infected individuals are marked in red, and the prevalence is reflected by the redness of the nodes.
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random diffusion processestimated mobility networkdeterministic drift processtriggering travel fluxproposed travel fluxdetermining travel fluxesweakening spread stageselected cities showselected 29 citiesactive population movementsrestrict population traveltravel restrictionsspatiotemporal spreadspatial spreadpopulation flowtestable predictionssource datasecond outbreakmainland chinainfectious diseasesimportant strategyfinding providesfall withinepidemic situationepidemic areasconsequently develop
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