Figure 2.

Rates of intensive care admission with a diagnosis of influenza/pneumonia. Weekly observed (blue) and predicted (green) rates of intensive care admission with a diagnosis of influenza or pneumonia as a primary or other diagnosis per 100,000 people, and the weekly percentage of respiratory specimens testing positive for the influenza virus, New South Wales, Australia, 2007 to 2010. Each influenza period is marked with vertical reference lines.

Schaffer et al. BMC Public Health 2012 12:869   doi:10.1186/1471-2458-12-869
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