Zucchetti, F., F. Negro, D. Matera, S. Bolognini, and S. Mafucci. “Colorectal Cancer: Obstruction Is an Independent Negative Prognostic Factor After Radical Resection”. Annali Italiani di Chirurgia 73, no. 4 (July 1, 2002): 421–425. Accessed May 8, 2024. https://annaliitalianidichirurgia.it/index.php/aic/article/view/556.