title: Concurrent analysis of methotrexate, trimethoprim, sulphamethoxazole and their major metabolites in plasma by high-performance liquid chromatography.
mesh_terms: D002648:Child; D002851:Chromatography, High Pressure Liquid; D006801:Humans; D007945:Leukemia, Lymphoid / Q000097:blood; D008727:Methotrexate / Q000031:analogs & derivatives / Q000097:blood*; D013056:Spectrophotometry, Ultraviolet; D013420:Sulfamethoxazole / Q000031:analogs & derivatives* / Q000097:blood*; D014295:Trimethoprim / Q000097:blood*
chemical_list: C021281:N(1)-acetylsulfamethoxazole; D014295:Trimethoprim; D013420:Sulfamethoxazole; C011864:7-hydroxymethotrexate; D008727:Methotrexate