Comparison of production variables of bovine leukemia virus antibody-negative and antibody-positive cows in two California dairy herds.
作者信息
Langston A, Ferdinand G A, Ruppanner R, Theilen G H, Drlica S, Behymer D
出版信息
Am J Vet Res. 1978 Jul;39(7):1093-8.
PMID:209708
Abstract
摘要
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