[1] Natl Canc Ctr Hosp East, Dept Gastroenterol & Gastrointestinal Oncol, Kashiwa, Japan
[2] Kyushu Univ Hosp, Grad Sch Med Sci, Dept Surg & Sci, Fukuoka, Japan
[3] Natl Canc Ctr Hosp East, Dept Data Sci, Kashiwa, Japan
[4] Shizuoka Canc Ctr, Div Gastrointestinal Oncol, Shizuoka, Japan
[5] West Canc Ctr, Germantown, TN USA
[6] Dana Farber Canc Inst, Boston, MA USA
[7] Tongji Univ, Shanghai East Hosp, Sch Med, Shanghai, Peoples R China
[8] Hop St Antoine, Paris, France
[9] Mayo Clin, Dept Quantitat Sci Res, Rochester, MN USA
[10] Franco British Inst, Dept Med Oncol, Levallois Perret, France