Paula, Patricia Madureira Castro de, and Carla Forte Maiolino Molento. “Assessment of Post-Intervention Pain Due to Three Methods of Male Sterilization”. Brazilian Journal of Veterinary Research and Animal Science, vol. 49, no. 4, Aug. 2012, pp. 255-61, https://doi.org/10.11606/issn.1678-4456.v49i4p255-261.