Risk factors for Brucella spp. infection in dairy cattle farms in Asmara, State of Eritrea
Autor: | Omer, M.K, Skjerve, E *, Woldehiwet, Z, Holstad, G |
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Zdroj: | In Preventive Veterinary Medicine 2000 46(4):257-265 |
Databáze: | ScienceDirect |
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