François Quénet 1, Dominique Elias 2, Lise Roca 3, Diane Goéré 2, Laurent Ghouti 4, Marc Pocard 5, Olivier Facy 6, Catherine Arvieux 7, Gérard Lorimier 8, Denis Pezet 9, Frédéric Marchal 10, Valeria Loi 11, Pierre Meeus 12, Beata Juzyna 13, Hélène de Forges 14, Jacques Paineau 15, Olivier Glehen 16; UNICANCER-GI Group and BIG Renape Group