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Authors: Yang, Z.-Z.; Fang, W.-H.; Habib, M.
Source: Journal of Veterinary Medicine, Series B, Volume 53, Number 10, December 2006, pp. 461-467(7)
Document Type: Research Article
Affiliations: Institute of Preventive Veterinary Medicine, Zhejiang University, 310029, Hangzhou, China
Publication date: December 1, 2006