Cryosurgery for head and neck malignant tumors.
D000970:Antineoplastic Agents / Q000627:therapeutic use; D003452:Cryosurgery; D006258:Head and Neck Neoplasms / Q000401:mortality / Q000601:surgery* / Q000628:therapy; D006801:Humans; D010166:Palliative Care
D000970:Antineoplastic Agents