Please click here to review our image reproduction and use pol icies.

(Downloading may take up to 30 seconds.
If the slide opens in your browser, select File -> Save As to save it.)
Click on image to view larger version.

FIGURE 2—— Reported polio cases in Africa (January 1, 2003, to July 31, 2004) and countries participating in synchronized outbreak response campaigns in late 2004.