title: Separation of methotrexate and nonmethotrexate components in rat plasma.
mesh_terms: D000818:Animals; D002854:Chromatography, Paper; D008297:Male; D008727:Methotrexate / Q000097:blood*; D051381:Rats; D013997:Time Factors; D014316:Tritium
chemical_list: D014316:Tritium; D008727:Methotrexate