Lin, H.-C., Riddell, M. G. and DeGraves, F. J. (1999) “Comparison of three α2-antagonists, yohimbine, tolazoline, or atipamezole for reversing the anesthetic effects of medetomidine and ketamine in dairy calves”, The Bovine Practitioner, 33(1), pp. 21–27. doi: 10.21423/bovine-vol33no1p21-27.