P., M. C.; R. M., S. K. Compare the effectiveness of early versus delayed laparoscopic cholecystectomy in acute calculus cholecystitis. International Surgery Journal, [S. l.], v. 5, n. 2, p. 695–700, 2018. DOI: 10.18203/2349-2902.isj20180376. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/2387. Acesso em: 1 feb. 2026.