TY - JOUR T1 - Gastrointestinal stromal tumor of the rectum treated with neoadjuvant Imatinib followed by transanal endoscopic microsurgery JO - ABCD. Arquivos Brasileiros de Cirurgia Digestiva (São Paulo) A1 - NAHAS, Caio Sergio Rizkallah A1 - NAHAS, Sergio Carlos A1 - MARQUES, Carlos Frederico Sparapan A1 - SCHMERLING, Rafael A1 - BUSTAMANTE-LOPEZ, Leonardo Alfonso A1 - RIBEIRO JUNIOR, Ulysses A1 - CECCONELLO, Ivan SN - 0102-6720 UL - 10.1590/S0102-67202015000100022 VL - 28 Y1 - 2015 PB - Brazil ER -