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Analysis of regional metastasis measures in patients with adenoid cystic carcinoma (ACC). Five-year regional recurrence rates calculated by the Kaplan–Meier method according to neck management and nodal status. ND, neck dissection; pN, pathological nodal status; END, elective neck dissection; TND, therapeutic neck dissection. [Color figure can be viewed in the online issue, which is available at wileyonlinelibrary.com.]
