title: Ultrastructural characterization of lymphocytes in head and neck cancer.
mesh_terms: D002294:Carcinoma, Squamous Cell / Q000648:ultrastructure*; D003593:Cytoplasm / Q000648:ultrastructure; D006258:Head and Neck Neoplasms / Q000648:ultrastructure*; D006801:Humans; D008214:Lymphocytes / Q000648:ultrastructure*