Almeida, R. M. de, Valadão, C. A. de A., Farias, A., Duque, J. C. M., & Souza, A. H. de. (2005). Evaluation of the effects of epidural amitraz in cows. Brazilian Journal of Veterinary Research and Animal Science, 42(6), 419-428. https://doi.org/10.11606/issn.1678-4456.bjvras.2005.26400