{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,1]],"date-time":"2025-11-01T13:30:30Z","timestamp":1762003830488},"reference-count":11,"publisher":"Walter de Gruyter GmbH","issue":"7","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2002,1,24]]},"DOI":"10.1515\/cclm.2002.119","type":"journal-article","created":{"date-parts":[[2005,10,7]],"date-time":"2005-10-07T13:01:49Z","timestamp":1128690109000},"source":"Crossref","is-referenced-by-count":58,"title":["Validation of the Phenylalanine\/Tyrosine Ratio Determined by Tandem Mass Spectrometry: Sensitive Newborn Screening for Phenylketonuria"],"prefix":"10.1515","volume":"40","author":[{"given":"Uta","family":"Ceglarek","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Peter","family":"M\u00fcller","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Barbara","family":"Stach","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Peter","family":"B\u00fchrdel","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Joachim","family":"Thiery","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Wieland","family":"Kiess","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"374","reference":[{"key":"p_1","doi-asserted-by":"crossref","first-page":"S4","DOI":"10.1177\/0883073899014001021","volume":"14","author":"Naylor ED","year":"1999","journal-title":"J Child Neurol"},{"key":"p_2","doi-asserted-by":"crossref","first-page":"1945","DOI":"10.1093\/clinchem\/47.11.1945","volume":"47","author":"Zytkovicz TH","year":"2001","journal-title":"Clin Chem"},{"key":"p_3","doi-asserted-by":"publisher","DOI":"10.1016\/S0378-4347(01)00100-1"},{"key":"p_4","doi-asserted-by":"publisher","DOI":"10.1055\/s-2000-10856"},{"key":"p_5","doi-asserted-by":"crossref","first-page":"66","DOI":"10.1093\/clinchem\/39.1.66","volume":"39","author":"Chace DH","year":"1993","journal-title":"Clin Chem"},{"key":"p_6","doi-asserted-by":"publisher","DOI":"10.1016\/S0009-8981(97)00191-5"},{"key":"p_7","first-page":"55","volume":"6","author":"Hamilton PB","year":"1962","journal-title":"Biochem Med"},{"key":"p_8","doi-asserted-by":"crossref","first-page":"307","DOI":"10.1016\/S0140-6736(86)90837-8","author":"Bland JM","year":"1986","journal-title":"Lancet"},{"key":"p_9","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(95)91748-9"},{"key":"p_10","doi-asserted-by":"crossref","first-page":"2405","DOI":"10.1093\/clinchem\/44.12.2405","volume":"44","author":"Chace DH","year":"1998","journal-title":"Clin Chem"},{"key":"p_11","doi-asserted-by":"publisher","DOI":"10.1016\/S0009-8981(99)00016-9"}],"container-title":["Clinical Chemistry and Laboratory Medicine"],"original-title":[],"link":[{"URL":"https:\/\/www.degruyter.com\/document\/doi\/10.1515\/CCLM.2002.119\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,4,21]],"date-time":"2021-04-21T22:38:30Z","timestamp":1619044710000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.degruyter.com\/document\/doi\/10.1515\/CCLM.2002.119\/html"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2002,1,24]]},"references-count":11,"journal-issue":{"issue":"7"},"URL":"https:\/\/doi.org\/10.1515\/cclm.2002.119","relation":{},"ISSN":["1434-6621"],"issn-type":[{"value":"1434-6621","type":"print"}],"subject":[],"published":{"date-parts":[[2002,1,24]]}}}