title: Comparative study of in vivo development of resistance to various classes of antitumor agents in P388 leukemia.
mesh_terms: D000818:Animals; D000964:Antimetabolites, Antineoplastic / Q000627:therapeutic use*; D004351:Drug Resistance; D005260:Female; D005472:Fluorouracil / Q000627:therapeutic use; D007941:Leukemia P388 / Q000188:drug therapy* / Q000401:mortality; D007942:Leukemia, Experimental / Q000188:drug therapy*; D015122:Mercaptopurine / Q000627:therapeutic use; D008727:Methotrexate / Q000627:therapeutic use; D051379:Mice; D009368:Neoplasm Transplantation
chemical_list: D000964:Antimetabolites, Antineoplastic; D015122:Mercaptopurine; D005472:Fluorouracil; D008727:Methotrexate