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In every country except China, COVID-19 first infection cases were imported by travelers, which are either people coming back to their own country or visiting foreigners (international or external tourists)… Click to show full abstract
In every country except China, COVID-19 first infection cases were imported by travelers, which are either people coming back to their own country or visiting foreigners (international or external tourists) In a global and regional phenomenological analysis of COVID-19 spread, we assume that tourism inflow is a trigger mechanism of worldwide dissemination at the pandemic onset days Taking into account all countries, a convenient common-time origin timeline was employed as if the beginning of the epidemic would have occurred simultaneously in every country We obtained very good statistical Pearson and Spearman correlations between accumulated infected cases by country and a positive power of the product TP, where T is the tourism inflow before the pandemic and P is the country population
Journal Title: International Journal of Modern Physics C
Year Published: 2020
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