[1] CHU Avicenne, AP HP, Gastroenterol & Digest Oncol, Bobigny, France
[2] Ctr Antoine Lacassagne, Oncol, 36 Voie Romaine, F-06054 Nice, France
[3] ICM Val dAurelle, Oncogeriatry, Montpellier, France
[4] CH Senlis, Oncol, Senlis, France
[5] Burgundy Univ, INSERM, U866, Federat Francophone Cancerol Digest, Dijon, France
[6] CHU Henri Mondor, AP HP, Geriatry, F-94010 Creteil, France
[7] Ctr Gerontol Dept, Geriatry, Marseille, France
[8] CH la Roche sur Yon, Gastroenterol, La Roche Sur Yon, France
[9] CHU St Antoine, AP HP, Oncol, Paris, France
[10] CHU La Timone, APHM, Hepatogastroenterol & Digest Oncol, Marseille, France