[1] Inst Natl Canc, Boulogne Billancourt, France
[2] Federat Francophone Cancerol Digest, Dijon, France
[3] CHU Strasbourg, Strasbourg, France
[4] CHU Robert Debre, Reims, France
[5] Ctr Eugene Marquis, Rennes, France
[6] CHU Ambroise Pare, Paris, France