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文章综述了近年来副猪嗜血杆菌病的病原学，流行病学，致病机理，临床症状与病理变化，临床诊断和防治等方面的研究进展。
The aetiology, epidemiology, pathogenesis, clinical symptom and pathological change, clinical diagnosis and vaccination control of the disease were reviewed in this article.
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