CRUZ, R. D. J.; ALVARADO, M. S.; SANDOVAL, J. E. Ultrasonographic diagnosis of embryonic and fetal death in bitches. Veterinaria México OA, [S. l.], v. 34, n. 002, 2009. DOI: 10.21753/vmoa.34.002.91. Disponível em: https://veterinariamexico.fmvz.unam.mx/index.php/vet/article/view/91. Acesso em: 20 apr. 2025.