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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Spatial and temporal clusters of avian influenza a (H7N9) virus in humans across five epidemics in mainland China: an epidemiological study of laboratory-confirmed cases

Fig. 1

The intensity of A (H7N9) avian influenza in humans across five epidemics. Note: A ~ E showed the intensity of five epidemics. The intensity was represented on a continuous scale of low (blue) to high (yellow). Data sources used in the maps including: confirmed A (H7N9) human cases data was collated from EMPRES-i of FAO (empres-i.fao.org/eipws3g/bioclimatic); the base maps were obtained from the GADM database (https://gadm.org/download_country_v3.html). Maps were built using R software version 3.4.3

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