Dulac G C, Binns M
Can Vet J. 1979 Nov;20(11):318-22.
A serological survey was initiated to uncover subclinical foci of infection with pseudorabies virus. A total of 2819 serum samples, collected from sows during February to November 1977, were found negative for antibodies to pseudorabies virus.
开展了一项血清学调查,以发现伪狂犬病病毒感染的亚临床病灶。1977年2月至11月期间从母猪采集的总共2819份血清样本,被发现伪狂犬病病毒抗体呈阴性。