Figure 6.

Rates of intensive care admission involving ARDS, respiratory failure, mechanical ventilation, or ECMO. Weekly observed (blue) and predicted (green) rates per 100,000 persons of intensive care admissions for acute respiratory distress syndrome, respiratory failure, where mechanical ventilation was used, and where extracorporeal membrane ventilation was used, 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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