Programmed cell death 1 (PD-1) targeting in patients with advanced osteosarcomas: results from the PEMBROSARC study

PURPOSE There are some lines of evidence suggesting a potential role of immunotherapy for treating patients with osteosarcomas. PATIENTS AND METHODS This was an open-label, multicentre, phase 2 study of pembrolizumab in combination with metronomic cyclophosphamide in patients with advanced osteos…