Queiroz-Neto, A. Carregaro, A.B. Zamur, G. Harkins, J.D. Tobin, T. Mataqueiro, M.I. Goncalves, S.C. Effect of amitraz and xylazine on some physiological variables of horses Subjects--Topical Terms: CavaloRacaMedicamentoInjecaoVeterinaria