title: Sequential MTX and 5-FU: advance or myth?
mesh_terms: D000818:Animals; D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use; D002478:Cells, Cultured; D002986:Clinical Trials as Topic; D005472:Fluorouracil / Q000008:administration & dosage*; D006258:Head and Neck Neoplasms / Q000188:drug therapy; D006801:Humans; D007939:Leukemia L1210 / Q000188:drug therapy; D008727:Methotrexate / Q000008:administration & dosage*; D051379:Mice
chemical_list: D005472:Fluorouracil; D008727:Methotrexate