title: Prospidin chemotherapy in recurrent head and neck carcinoma: a phase II study.
mesh_terms: D000328:Adult; D000368:Aged; D004341:Drug Evaluation; D005260:Female; D006258:Head and Neck Neoplasms / Q000188:drug therapy*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local / Q000188:drug therapy; D010879:Piperazines / Q000627:therapeutic use*; D011447:Prospidium / Q000009:adverse effects / Q000627:therapeutic use*
chemical_list: D010879:Piperazines; D011447:Prospidium