Water birds are considered the reservoir for avian influenza viruses. We examined this assumption by sampling and real-time reverse transcription-PCR testing of 939 Asian land birds of 153 species. Influenza A infection was found, particularly among migratory species. Surveillance programs for monitoring spread of these viruses need to be redesigned.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2609895 | PMC |
http://dx.doi.org/10.3201/eid1410.080169 | DOI Listing |
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