title: Radioimmunoassay for methotrexate.
mesh_terms: D000818:Animals; D000918:Antibody Specificity; D000936:Antigen-Antibody Complex; D003956:Dialysis; D006041:Goats / Q000276:immunology; D006433:Hemocyanins / Q000276:immunology; D006801:Humans; D002955:Leucovorin / Q000627:therapeutic use; D008727:Methotrexate / Q000032:analysis* / Q000097:blood / Q000627:therapeutic use; D009369:Neoplasms / Q000627:therapeutic use; D011817:Rabbits / Q000276:immunology; D011863:Radioimmunoassay / Q000379:methods; D013997:Time Factors; D014316:Tritium
chemical_list: D000936:Antigen-Antibody Complex; D014316:Tritium; D006433:Hemocyanins; D002955:Leucovorin; D008727:Methotrexate