%0 Journal Article %T Multicenter Phase II Study of a New Effective S-1 and Irinotecan Combination Schedule in Patients with Unresectable Metastatic or Recurrent Colorectal Cancer %A Yutaka Ogata %A Takaho Tanaka %A Yoshito Akagi %A Nobuya Ishibashi %J Clinical Medicine Insights: Oncology %D 2013 %I %U http://la-press.com/multicenter-phase-ii-study-of-a-new-effective-s-1-and-irinotecan-combi-article-a3528