923P Phase II trial evaluating the efficacy of pembrolizumab combined with vorinostat in patients with recurrent and/or metastatic head & neck squamous cell carcinoma – subgroup analysis of the PEVOsq basket trial. - Le Tourneau, C.; Ghiringhelli, F.; Saada, E.B.; Chaltiel, R.; Vansteene, D.; Durando, X.; You, B.; Borel, C.; Bigot, F.; Abdeddaim, C.; Marret, G.; Jeannot, E.; et al. (Annals of Oncology, 2023)