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Classification of cervical lymph nodes | Dangore-Khasbage S. Local Metastasis in Head and Neck Cancer – an Overview. In: Contemporary Issues in Head and Neck Cancer Management [Internet]. InTech; 2015 [cited 2017 Mar 28]. Available from: http://www.intechopen.com/books/contemporary-issues-in-head-and-neck-cancer-management/local-metastasis-in-head-and-neck-cancer-an-overview