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. 2014 Jun 23;7:282. doi: 10.1186/1756-3305-7-282

Figure 4.

Figure 4

Proportion of population infected. The proportion of the population infected (y-axes) plotted against centered time (x-axes) for contact rates a = [.25-.75] and each day of introduction relative to the index case infectious day (ID). Vertical lines indicate the time of detection relative to peak cases at t = 0.