Safety, Immunogenicity, and Efficacy of Two Escherichia coli cya crp Mutants as Vaccines for Broilers
Autor: | Peighambari, S. M., Hunter, D. B., Shewen, P. E., Gyles, C. L. |
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Zdroj: | Avian Diseases, 2002 Apr 01. 46(2), 287-297. |
Databáze: | JSTOR Journals |
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