Volume 12, Number 2—February 2006
Research
Free-grazing Ducks and Highly Pathogenic Avian Influenza, Thailand
Figure 3

Figure 3. Distribution of highly pathogenic avian influenza (HPAI) outbreaks in chickens and ducks, Thailand, July 3, 2004–May 5, 2005, and respective distribution of broilers and layers hens, native chicken, meat and layer ducks, and free-grazing duck populations.
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