We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleA novel dried blood spot-LCMS method for the quantification of methotrexate polyglutamates as a potential marker for methotrexate use in children.AuthorsHawwa, Ahmed F; Albawab, Abdelqader; Rooney, Madeleine; Wedderburn, Lucy R; Beresford, Michael W; McElnay, James CAbstractDevelopment and validation of a selective and sensitive LCMS method for the determination of methotrexate polyglutamates in dried blood spots (DBS).PublicationPloS one, 2014, Vol 9, Issue 2, pe89908ISSN1932-6203Publication typeJournal ArticleDOI10.1371/journal.pone.0089908