Peritoneopericardial hernia associated with umbilical hernia and persistent urachus in a 7-months-old dog. Research, Society and Development, [S. l.], v. 11, n. 4, p. e58211427687, 2022. DOI: 10.33448/rsd-v11i4.27687. Disponível em: https://rsdjournal.org/rsd/article/view/27687. Acesso em: 5 dec. 2025.