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|a Sistema de Bibliotecas de la Universidad Nacional de Costa Rica
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|a H 636.5
|b P875p
|2 21
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|a Impact of a drug-free program on broiler chicken growth performances, gut health, Clostridium perfringens and Campylobacter jejuni occurrences at the farm level
|h artículo de revista
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| 650 |
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|a POLLOS
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|a ENGORDE
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| 650 |
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|a DROGAS
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|a PRODUCCION DE ANIMALES
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|a CLOSTRIDIUM
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|a Gaucher, M. L.
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|t Poultry science. --
|g Volumen 94, número 8 (august 2015), páginas 1791-1801
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| 852 |
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|a Biblioteca Joaquín García Monge. Hemeroteca
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| 856 |
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|u http://ps.oxfordjournals.org.una.idm.oclc.org/content/94/8/1791.full
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