Relevance of the time interval between surgery and adjuvant radio (chemo) therapy in HPV-negative and advanced head and neck carcinoma of unknown primary (CUP)

Matthias Balk Department of Otorhinolaryngology – Head and Neck Surgery Robin Rupp Department of Otorhinolaryngology – Head and Neck Surgery Konstantinos Mantsopoulos Department of Otorhinolaryngology – Head and Neck Surgery Moritz Allner Department of Otorhinolaryngology – Head and Neck Surgery Sarina Müller-Hübner Department of Otorhinolaryngology – Head and Neck Surgery Maximilian Traxdorf Medizinische Fakultät Markus Eckstein Institute of Pathology Stefan Speer Department of Radiation Oncology Sabine Semrau Medizinische Fakultät Rainer Fietkau Lehrstuhl für Strahlentherapie Heinrich Iro Lehrstuhl für Hals-, Nasen- und Ohrenheilkunde Markus Hecht Department of Radiation Oncology Antoniu-Oreste Gostian Department of Otorhinolaryngology – Head and Neck Surgery