de Lima, Marcos Paulo Antunes, Martielo Ivan Gehrcke, Fernanda Laskoski, José Cristani, and Nilson Oleskovicz. 2014. “Weight Gain of Piglets Subject to Different Protocols of Castration”. Brazilian Journal of Veterinary Medicine 36 (2):209-14. https://rbmv.org/BJVM/article/view/497.