title: Treatment of malignant brain tumors with nitrosoureas.
mesh_terms: D000284:Administration, Oral; D001254:Astrocytoma / Q000188:drug therapy*; D001932:Brain Neoplasms / Q000188:drug therapy*; D005909:Glioblastoma / Q000188:drug therapy*; D006801:Humans; D009603:Nitroso Compounds / Q000008:administration & dosage / Q000627:therapeutic use* / Q000633:toxicity; D009607:Nitrosourea Compounds / Q000008:administration & dosage / Q000627:therapeutic use / Q000633:toxicity; D014508:Urea / Q000008:administration & dosage / Q000627:therapeutic use* / Q000633:toxicity
chemical_list: D009603:Nitroso Compounds; D009607:Nitrosourea Compounds; D014508:Urea