Cervical lymph node biopsy.
D000328:Adult; D000368:Aged; D001706:Biopsy / Q000009:adverse effects; D006801:Humans; D008198:Lymph Nodes; D008207:Lymphatic Metastasis; D008875:Middle Aged; D009333:Neck; D009369:Neoplasms / Q000175:diagnosis; D012189:Retrospective Studies