Cavallaro A, Catania V, Cavallaro M, Di Mauro D, Cappellani A. Giant retroperitoneal tumors: a 13.5 kg liposarcoma case report. Ann Ital Chir [Internet]. 2007 Nov. 1 [cited 2024 May 1];78(6):515-9. Available from: https://annaliitalianidichirurgia.it/index.php/aic/article/view/2482