Volume 26, Number 2—February 2020
CME ACTIVITY - Research
Illness Severity in Hospitalized Influenza Patients by Virus Type and Subtype, Spain, 2010–2017
Figure 2

Figure 2. Number of patients hospitalized for laboratory-confirmed severe influenza, by influenza virus type or subtype and age group, Spain, influenza seasons 2010–11 to 2016–17. A) 2010–11 season. B) 2011–12 season. C) 2012–13 season. D) 2013–14 season. E) 2014–15 season. F) 2015–16 season. G) 2016–17 season.