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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Differences in the clinical characteristics and outcomes of COVID-19 patients in the epicenter and peripheral areas of the pandemic from China: a retrospective, large-sample, comparative analysis

Fig. 1

a Time of illness onset and hospital admission of patients in the Wuhan cohort; b Distribution of patients with COVID-19 in the Sichuan cohort (The data of administrative areas were downloaded from the Database of Global Administrative Areas [GADM] freely available for academic use and we drew this figure using QGIS software version 3.8.3); c Time of illness onset and hospital admission of patients in the Sichuan cohort

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