Figure 2. Survival analysis of marital status of buccal squamous cell carcinoma at different diagnostic ages and AJCC stages a: survival analysis of marital status at diagnostic age ≤ 60 years, b: survival analysis of marital status at diagnostic age > 60 years; c:survival analysis for marital status based on stage Ⅰ; d: survival analysis for marital status based on stage Ⅱ; e: survival analysis for marital status based on stage Ⅲ; f: survival analysis for marital status based on stage Ⅳ
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