Prevalence of intraparotideal lymph node metastases in primary parotid gland cancer and its prognostic value: A retrospective single center study - Grosheva, Maria; Wolber, Philipp; Ossé, Sleman; Nachtsheim, LIsa; Mayer, Marcel; Arolt, Christoph; Quaas, Alexander; Klußmann, Peter Jens (Laryngo-Rhino-Otologie, 2023)