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Kebreab E, Castillo AR, Beever DE, Humphries DJ, France J.Kebreab E, et al. Among authors: humphries dj.J Dairy Sci. 2000 Jun;83(6):1274-85. doi: 10.3168/jds.S0022-0302(00)74994-0.J Dairy Sci. 2000.PMID: 10877393Free article.