[1] Ctr Oscar Lambret, F-59020 Lille, France
[2] Ctr Alexis Vautrin, Nancy, France
[3] Inst Gustave Roussy, Villejuif, France
[4] CHRU, Besancon, France
[5] Inst J Paoli I Calmettes, F-13009 Marseille, France
[6] Ctr Leon Berard, F-69373 Lyon, France
[7] Hop Ambroise Pare, Boulogne, France