Zambrano, M.S. Bertoni, V.R. Mielke, P.V. Investigacao sobre possivel reacao tecidual em bovinos tratados com complexo de aminociados e vitamina B12 Investigation about a possible tissue reaction in bovines treated with a complex of aminoacids and vitamin B12 Subjects--Topical Terms: BOVINOGANHO DE PESOVITAMINA B-12AMINOACIDO