Fig. 2: Frequency of importations overtime for the top 4 most common countries of travel reported by individuals testing positive for SARS-CoV-2 during the study period. | Nature Communications

Fig. 2: Frequency of importations overtime for the top 4 most common countries of travel reported by individuals testing positive for SARS-CoV-2 during the study period.

From: Genomic assessment of quarantine measures to prevent SARS-CoV-2 importation and transmission

Fig. 2

a–d SARS-CoV-2 case numbers in returning travellers by the four most popular countries of travel reported by cases representing 2379/4207 (56.5%) of known travel-related cases. The light-shaded areas represent the period of time when the countries had an open ‘travel-corridor’ so did not have mandatory 14-day quarantine on return in place.

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