| Overview of the CLEF 2009 Medical Image Annotation Track Recent countries visiting this post |  |
 | 8 | United States |
 | 3 | |
 | 3 | Russian Federation |
 | 1 | Sweden |
 | 1 | China |
| Overview of the CLEF 2009 Medical Image Annotation Track Recent countries visiting this post | |
| 8 | United States |
| 3 | |
| 3 | Russian Federation |
| 1 | Sweden |
| 1 | China |