title: Micro-LC-MS/MS: the future of bioanalysis.
authors.forename: Don W
authors.initials: DW
authors.lastname: Arnold
authors.forename: Shane R
authors.initials: SR
authors.lastname: Needham
mesh_terms: D000964:Antimetabolites, Antineoplastic / Q000097:blood*; D002851:Chromatography, High Pressure Liquid / Q000379:methods*; D006801:Humans; D008727:Methotrexate / Q000097:blood*; D053719:Tandem Mass Spectrometry / Q000379:methods*
chemical_list: D000964:Antimetabolites, Antineoplastic; D008727:Methotrexate