Volume 12, Number 3—March 2006
Research
Medication Sales and Syndromic Surveillance, France
Figure 1

Figure 1. Example of weekly consumption of expectorants and cephalosporins (provided by IMS France) in phase with weekly incidence of influenzalike illness (ILI) (data from French Sentinel Network) per 100,000 population.
1Both authors contributed equally to this research.