Pappalardo, Giuseppe, Domenico Spoletini, Aldo Nunziale, Elena Manna, Francesca De Lucia, and Fabrizio Maria falaroli. 2010. “The Surgical Tratment of the Subperitoneal Rectal Cancer”. Annali Italiani Di Chirurgia 81 (4):255-64. https://annaliitalianidichirurgia.it/index.php/aic/article/view/2071.