Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleLC-ESI-MS/MS analysis for the quantification of morphine, codeine, morphine-3-β-.AuthorsMurphy, Constance M.; Huestis, Marilyn A.PublicationJournal of Mass Spectrometry, 2005, Vol 40, Issue 11, p1412ISSN1076-5174Publication typeArticleDOI10.1002/jms.921