Figure 1From: Assessment of cervical lymph node metastasis for therapeutic decision-making in squamous cell carcinoma of buccal mucosa: a prospective clinical analysis(A) demonstrates the margins of all resected specimens of primary tumor and cervical lymph nodes. Level I was marked with one silk string, level II with two silk strings, level III with three silk strings, level IV with four silk strings, and level V with five silk strings, (B) a 51-year-old patient with a squamous cell carcinoma of buccal mucosa and clinically proven N1 neck.Back to article page