Circulation of Influenza Viruses in Wild Waterfowl Wintering in Italy during the 1993-99 Period: Evidence of Virus Shedding and Seroconversion in Wild Ducks
Autor: | De Marco, M. A., Foni, G. E., Campitelli, L., Raffini, E., Di Trani, L., Delogu, M., Guberti, V., Barigazzi, G., Donatelli, I. |
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Zdroj: | Avian Diseases, 2003 Jan 01. 47, 861-866. |
Databáze: | JSTOR Journals |
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