DESCOVICH, K. A.; WATHAN, J.; LEACH, M. C.; BUCHANAN-SMITH, H. M.; FLECKNELL, P.; FARNINGHAM, D.; VICK, S.-J. Facial expression: An under-utilized tool for the assessment of welfare in mammals. ALTEX - Alternatives to animal experimentation, [S. l.], v. 34, n. 3, p. 409–429, 2017. DOI: 10.14573/altex.1607161. Disponível em: https://www.altex.org/index.php/altex/article/view/37. Acesso em: 7 oct. 2022.