PURUSHOTHAM, B.; MADHU, S. Comparative study between laparoscopic and open repair of umbilical and para umbilical hernia. International Surgery Journal, [S. l.], v. 2, n. 2, p. 204–213, 2016. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/545. Acesso em: 10 nov. 2025.