TY - RPRT TI - Solid-phase extraction and large-volume sample stacking with an electroosmotic flow pump in capillary electrophoresis for determination of methotrexate and its metabolites in human plasma. AU - Chien-Yuan Kuo AU - Shyh-Shin Chiou AU - Shou-Mei Wu PY - 2006 DO - 10.1002/elps.200500800 UR - https://pubmed.ncbi.nlm.nih.gov/16721905/ ID - 16721905 ER -