Topical chemotherapy of the tumors of the head and neck.
D000287:Administration, Topical; D005472:Fluorouracil / Q000008:administration & dosage* / Q000627:therapeutic use; D006258:Head and Neck Neoplasms / Q000188:drug therapy*; D006801:Humans; D012878:Skin Neoplasms / Q000188:drug therapy*
D005472:Fluorouracil