west nile virus lineage 2 in sardinian wild birds in 2012: a further threat to public health.west nile virus (wnv) strains belonging to lineage 2 were detected and isolated from the tissues of a goshawk and two carrion crows in sardinia in august 2012. according to ns3 sequence analysis, the sardinian isolates shared a high level of similarity with those of italian lineage 2 strains which circulated in 2011 and with the homologous sequence of the 2004 hungarian isolate. following the human fatality reported in 2011 in olbia, this study is the first to report the spread and enzootic circ ...201323343580
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