Quarto, Gennaro, Luigi Sivero, Giacomo Benassai, Luigi Bucci, Vincenzo Desiato, Stefano Perrotta, Gianluca Benassai, and Salvatore Massa. 2013. “Early Rectal Cancer: Local Excision by Trans-Anal Endoscopic Microsurgery (T.E.M.)”. Annali Italiani Di Chirurgia 84 (4):437-39. https://annaliitalianidichirurgia.it/index.php/aic/article/view/2875.