Emerging Infectious Disease ISSN: 1080-6059
Volume 15, Number 6—June 2009
Research
Case-based Surveillance of Influenza Hospitalizations during 2004–2008, Colorado, USA
Figure 4

Figure 4. Rates of reported influenza hospitalizations in Colorado, USA, by age group and influenza type, 2007–08 season.
Lessons from the History of Quarantine, from Plague to Influenza A
Length: 23:11





