BHARDWAJ, R.; BALI, R. S.; ZAHOOR, Y. Pre-operative factors for predicting a difficult laparoscopic cholecystectomy. International Surgery Journal, [S. l.], v. 5, n. 9, p. 2991–2994, 2018. DOI: 10.18203/2349-2902.isj20183451. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/3252. Acesso em: 10 nov. 2025.