HABEN FESSEHA, MVSC, DVM. Umbilical Hernia in Cross Holstein Friesian Calf and its Surgical Management: A Case Report. Veterinary  Medicine, [S. l.], p. 39–42, 2020. Disponível em: https://openventio.us/index.php/VM/article/view/506. Acesso em: 22 sep. 2026.