[1] Univ Burgundy Franche Comte, Dijon Univ Hosp, Med Sch, Digest Canc Registry Burgundy,INSERM,UMR 1231,EPI, F-21000 Dijon, France
[2] Univ Hosp, Georges Francois Leclerc Canc Ctr, Dept Med Oncol, Geriatr Oncol Coordinat Unit Burgundy, F-21000 Dijon, France
[3] Univ Burgundy Franche Comte, Univ Hosp Dijon, CRCDC BFC Ctr Reg Coordinat Depistage Canc Bourgo, Med Sch,UMR,INSERM 2131,EPICAD, F-21000 Dijon, France
[4] Univ Hosp, Hosp Champmaillot, Dept Geriatr & Internal Med, Geriatr Oncol Coordinat Unit Burgundy, F-21000 Dijon, France
[5] Univ Toulouse Paul Sabatier, Inst Claudius Regaud, Registre Canc Tarn, IUCT O,INSERM 1027, F-31059 Toulouse, France
[6] Univ Burgundy Franche Comte, Dijon Univ Hosp, Med Sch, Dept Digest Surg,INSERM,UMR 1231, F-21000 Dijon, France
[7] Univ Burgundy Franche Comte, Univ Hosp Dijon, Med Sch, INSERM,UMR 1231,EPICAD,Dept Hepatogastroenterol &, F-21000 Dijon, France
[8] Univ Burgundy Franche Comte, INSERM 1231, Med Sch,UMR, Dept Med Oncol,Georges Francois Leclerc Canc Ctr, F-21000 Dijon, France