Appendix Figure. Twenty-five ecoregions with large numbers of avian influenza cases (November 2003-November 2006). A) Eurasia; B) Southeast Asia; C) Africa. Yellow regions are composed of aggregated dots representing individual cases.
The opinions expressed by authors contributing to this journal do not necessarily reflect the opinions of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.