
Interference of 7-hydroxymethotrexate with the determination of methotrexate in plasma samples from children with acute lymphoblastic leukemia employing routine clinical assays
Keywords: کروماتوگرافی مایع با کارایی بالا; MTX; methotrexate; 7-OHMTX; 7-hydroxymethotrexate; EMIT; enzyme-multiplied immunoassay; FPIA2; fluorescence polarization immunoassay; HPLC; high performance liquid chromatography; NOPHO; Nordic Association for Paediatric Haematology and Oncology; Methotre