title: Methotrexate toxicity coincident with packed red cell transfusions.
mesh_terms: D017707:Erythrocyte Transfusion; D006801:Humans; D008727:Methotrexate / Q000506:poisoning*; D009369:Neoplasms / Q000188:drug therapy; D065227:Transfusion Reaction
chemical_list: D008727:Methotrexate