Axitinib plus avelumab in the treatment of recurrent glioblastoma: a stratified, open-label, single-center phase 2 clinical trial (GliAvAx) oleh Julia Katharina Schwarze, Gil Awada, Laila Ben Salama, Jennifer De Cremer, Lydia Fischbuch, Laura Seynaeve, Stephanie Du Four, Anne-Marie Vanbinst, Alex Michotte, Hendrik Everaert, Anne Rogiers, Peter Theuns, Johnny Duerinck