Figure 3
From: Prognostic factors for metastatic cutaneous squamous cell carcinoma of the parotid
a: Disease-specific survival by nodal status. b: Recurrence free survival by nodal status. c: Disease-specific survival by perineural invasion. d: Recurrence free survival by perineural invasion. e: Disease-specific survival by combined margin status. f: Recurrence free survival by combined margin status. g: Disease-specific survival by age group. h: Recurrence free survival by age group.