Booker, C.W., Abutarbush, S.M., Schunicht, O.C., Pollock, C.M., Perrett, T., Wildman, B.K., Hannon, S.J., Pittman, T.J., Jones, C.W., Jim, G.K. and Morley, P.S. 2008. Effect of castration timing, technique, and pain management on health and performance of young feedlot bulls in Alberta. The Bovine Practitioner. 43, 1 (Dec. 2008), 1–11. DOI:https://doi.org/10.21423/bovine-vol43no1p1-11.