Long-term results of preoperative chemoradiation for distal rectal cancer correlation between final stage and survival - Habr Gama, Angelita; Perez, Rodrigo Oliva; Nadalin, Wladimir; Nahas, Sérgio Carlos; Ribeiro Junior, Ulysses; Sousa Júnior, Afonso Henrique da Silva e; Campos, Fábio Guilherme Caserta Maryssael de; Kiss, Desidério Roberto; Gama-Rodrigues, Joaquim Jose (Journal of Gastrointestinal Surgery, 2005)