Virologists urge surveillance of possible outbreaks.
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References
ChenH., et al. Proc. Natl Acad. Sci., (2004)doi:10.1073/pnas.0403212101.
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National Institute of Public Health and the Environment
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Pilcher, H. Avian flu grows more virulent. Nature (2004). https://doi.org/10.1038/news040628-13
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DOI: https://doi.org/10.1038/news040628-13
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