1. ABPA (2021, March 24). Relatório Anual 2021. Available online: https://abpa-br.org/quem-somos/abpa-relatorio-anual/.
2. (2022, March 01). Embrapa Embrapa Suínos e Aves. Available online: https://www.embrapa.br/suinos-e-aves/cias/estatisticas.
3. Bem-Estar Animal na Suinocultura: Revisão;Pires;Pubvet,2019
4. OIE (2021, March 06). Terrestrial Animal Health Code. Available online: https://www.oie.int/en/standard-setting/terrestrial-code/access-online.
5. Evaluation of Behavior in Piglets Using Digital Image Processing;Damasceno;Energ. Agric.,2019