Plavc, Gaber, and Primož Strojan. “Combining Radiotherapy and Immunotherapy in Definitive Treatment of Head and Neck Squamous Cell Carcinoma: Review of Current Clinical Trials”. Radiology and Oncology 54, no. 4 (November 13, 2020): 377–393. Accessed June 10, 2026. https://radioloncol.com/index.php/ro/article/view/3537.