evidence of schmallenberg virus circulation in ruminants in greece.during march 2013, we investigated the presence and the levels of schmallenberg virus (sbv) circulation in three dairy cow herds and three sheep flocks in central macedonia, greece. in two cow herds, a high number of abortions had been observed during the winter. six bulk-tank milk samples and 147 individual sera were screened for sbv-specific antibodies by elisa. positive reactions were obtained from 5 out of 6 bulk-tank milk samples, 58 out of 90 sera from the 3 cow herds, and 2 sera from 2 of ...201423868549
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