1359-6349/$ see front matter Copyright 2013 ECCO the European CanCer Organisation. All rights reserved. http://dx.doi.org/10.1016/j.ejcsup.2013.07.036Test * Corresponding author: Address: Gustave Roussy, 114 Rue Edouard Vaillant, 94807 Villejuif, France. Tel.: +33 1 42 11 40 85. E-mail address: dominique.elias@gustaveroussy.fr (D. Elias). Dominique Elias *, Frederic Dumont, Charles Honore, Diane Goere