Paula, P. M. C. de; Molento, C. F. M. Assessment of Post-Intervention Pain Due to Three Methods of Male Sterilization. Braz. J. Vet. Res. Anim. Sci. 2012, 49 (4), 255-261. https://doi.org/10.11606/issn.1678-4456.v49i4p255-261.