{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,22]],"date-time":"2026-09-22T12:41:01Z","timestamp":1790080861453,"version":"4.0.1"},"reference-count":12,"publisher":"Elsevier BV","issue":"25","license":[{"start":{"date-parts":[[2011,9,1]],"date-time":"2011-09-01T00:00:00Z","timestamp":1314835200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Chromatography B"],"published-print":{"date-parts":[[2011,9]]},"DOI":"10.1016\/j.jchromb.2011.07.029","type":"journal-article","created":{"date-parts":[[2011,8,3]],"date-time":"2011-08-03T04:05:08Z","timestamp":1312344308000},"page":"2642-2652","source":"Crossref","is-referenced-by-count":43,"title":["Online extraction LC\u2013MS\/MS method for the simultaneous quantitative confirmation of urine drugs of abuse and metabolites: Amphetamines, opiates, cocaine, cannabis, benzodiazepines and methadone"],"prefix":"10.1016","volume":"879","author":[{"given":"Andrew D.","family":"de Jager","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Neville L.","family":"Bailey","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.jchromb.2011.07.029_bib0005","unstructured":"AS\/NZS 4308:2008, Standards Australia, Sydney, NSW, Austalia, www.standards.org.au."},{"issue":"2","key":"10.1016\/j.jchromb.2011.07.029_bib0010","doi-asserted-by":"crossref","first-page":"321","DOI":"10.1016\/S1570-0232(02)00400-2","volume":"779","author":"Mortier","year":"2002","journal-title":"J. Chromatogr. B"},{"key":"10.1016\/j.jchromb.2011.07.029_bib0015","doi-asserted-by":"crossref","first-page":"980","DOI":"10.1002\/jms.1436","volume":"43","author":"Th\u00f6rngren","year":"2008","journal-title":"J. Mass Spectrom."},{"key":"10.1016\/j.jchromb.2011.07.029_bib0020","doi-asserted-by":"crossref","first-page":"881","DOI":"10.1002\/jms.1219","volume":"42","author":"Gustavsson","year":"2007","journal-title":"J. Mass Spectrom."},{"key":"10.1016\/j.jchromb.2011.07.029_bib0025","doi-asserted-by":"crossref","first-page":"652","DOI":"10.1097\/00007691-200210000-00012","volume":"24","author":"Hackett","year":"2002","journal-title":"Ther. Drug Monit."},{"key":"10.1016\/j.jchromb.2011.07.029_bib0030","doi-asserted-by":"crossref","first-page":"541","DOI":"10.1093\/jat\/20.7.541","volume":"20","author":"Lafolie","year":"1996","journal-title":"J. Anal. Toxicol."},{"key":"10.1016\/j.jchromb.2011.07.029_bib0035","doi-asserted-by":"crossref","first-page":"99","DOI":"10.1016\/j.chroma.2005.04.056","volume":"1080","author":"Alnouti","year":"2005","journal-title":"J. Chromatogr. A"},{"key":"10.1016\/j.jchromb.2011.07.029_bib0040","doi-asserted-by":"crossref","first-page":"599","DOI":"10.1093\/jat\/29.7.599","volume":"29","author":"Herrin","year":"2005","journal-title":"J. Anal. Toxicol."},{"key":"10.1016\/j.jchromb.2011.07.029_bib0045","doi-asserted-by":"crossref","first-page":"2499","DOI":"10.1007\/s00216-009-3036-x","volume":"395","author":"Bouzas","year":"2009","journal-title":"Anal. Bioanal. Chem."},{"key":"10.1016\/j.jchromb.2011.07.029_bib0050","doi-asserted-by":"crossref","first-page":"215","DOI":"10.1016\/S1570-0232(02)00244-1","volume":"774","author":"Almeida","year":"2002","journal-title":"J. Chromatogr. B"},{"issue":"3","key":"10.1016\/j.jchromb.2011.07.029_bib0055","first-page":"138","volume":"17","author":"Kiser","year":"2004","journal-title":"LCGC Europe"},{"key":"10.1016\/j.jchromb.2011.07.029_bib0060","doi-asserted-by":"crossref","first-page":"3019","DOI":"10.1021\/ac020361s","volume":"75","author":"Matuszewski","year":"2003","journal-title":"Anal. Chem."}],"container-title":["Journal of Chromatography B"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1570023211004971?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1570023211004971?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2018,12,1]],"date-time":"2018-12-01T00:26:15Z","timestamp":1543623975000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1570023211004971"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2011,9]]},"references-count":12,"journal-issue":{"issue":"25","published-print":{"date-parts":[[2011,9]]}},"alternative-id":["S1570023211004971"],"URL":"https:\/\/doi.org\/10.1016\/j.jchromb.2011.07.029","relation":{},"ISSN":["1570-0232"],"issn-type":[{"value":"1570-0232","type":"print"}],"subject":[],"published":{"date-parts":[[2011,9]]}}}