Monteiro, E. R.; Picoli, F. M.; Queiroz, M. G. de O.; Campagnol, D.; Quitzan, J. G. Sedative and Cardiorespiratory Effects of Methadone, Alone or in Combination With Acepromazine or Xylazine, in Cats. Braz. J. Vet. Res. Anim. Sci. 2008, 45 (4), 289-297. https://doi.org/10.11606/issn.1678-4456.bjvras.2008.26688.