Figure 4.

Exponential model fits to the incidence data (in logarithmic scale) across northern, central and southern areas of Chile. Data are the dots and the lines indicate the best fit of the exponential model to the exponential rise portion of the incidence curves as described in the supplementary document.

Chowell et al. BMC Infectious Diseases 2012 12:298   doi:10.1186/1471-2334-12-298
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