Volume 13, Number 5—May 2007
Research
Trends for Influenza-related Deaths during Pandemic and Epidemic Seasons, Italy, 1969–2001
Figure 2

Figure 2. Correlation in the influenza epidemics for 31 influenza seasons (1970–2001), measured by excess deaths from pneumonia and influenza (A) and all causes (B). Excess mortality rates per 100,000 in southern and northern Italy.