2035 Diffusion-weighted magnetic resonance imaging for the prediction of the tumor response to neoadjuvant chemoradiotherapy using irinotecan plus S-1 for rectal cancer. (September 2015) - Doi, H.; Beppu, N.; Kato, T.; Tanooka, M.; Kengo, K.; Tarutani, K.; Suzuki, H.; Odawara, S.; Niwa, Y.; Takada, Y.; Fujiwara, M.; Noda, M.; et al.