P-177 FDG-PET/CT-based prognostic survival model after surgery for head and neck cancer. (July 2021) - Creff, Gwenaelle; Jegoux, Franck; Palard, Xavier; Depeursinge, Adrien; Abgral, Ronan; Marianowski, Remi; Leclere, Jean-Christophe; Eugene, Thomas; Malard, Olivier; de Crevoisier, Renaud; Devillers, Anne; Castelli, Joel