{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,2]],"date-time":"2025-11-02T16:17:38Z","timestamp":1762100258978,"version":"3.44.0"},"reference-count":11,"publisher":"Elsevier BV","issue":"4","license":[{"start":{"date-parts":[[2004,10,1]],"date-time":"2004-10-01T00:00:00Z","timestamp":1096588800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2004,10,1]],"date-time":"2004-10-01T00:00:00Z","timestamp":1096588800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["ajog.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Obstetrics and Gynecology"],"published-print":{"date-parts":[[2004,10]]},"DOI":"10.1016\/j.ajog.2004.06.043","type":"journal-article","created":{"date-parts":[[2004,10,23]],"date-time":"2004-10-23T23:05:56Z","timestamp":1098572756000},"page":"1491-1496","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":13,"title":["Defining standards of care in maternal-fetal medicine"],"prefix":"10.1016","volume":"191","author":[{"given":"Errol R.","family":"Norwitz","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Mert O.","family":"Bahtiyar","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Baha M.","family":"Sibai","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"year":"2004","series-title":"Foreword to the 2004 compendium of selected publications","author":"Hale","key":"10.1016\/j.ajog.2004.06.043_bib1"},{"key":"10.1016\/j.ajog.2004.06.043_bib2","doi-asserted-by":"crossref","first-page":"660","DOI":"10.1056\/NEJM199908263410906","article-title":"The control of labor","volume":"341","author":"Norwitz","year":"1999","journal-title":"N Engl J Med"},{"key":"10.1016\/j.ajog.2004.06.043_bib3","doi-asserted-by":"crossref","DOI":"10.1002\/14651858.CD002255","article-title":"Calcium channel blockers for inhibiting preterm labor","author":"King","year":"2003","journal-title":"Cochrane Database Syst Rev"},{"key":"10.1016\/j.ajog.2004.06.043_bib4","doi-asserted-by":"crossref","first-page":"98","DOI":"10.1046\/j.1471-0528.2003.00052.x","article-title":"The case for tocolysis in threatened preterm labour","volume":"110","author":"Fisk","year":"2003","journal-title":"BJOG"},{"key":"10.1016\/j.ajog.2004.06.043_bib5","doi-asserted-by":"crossref","first-page":"874","DOI":"10.1016\/S0002-9378(98)70181-4","article-title":"Terbutaline pump maintenance therapy for prevention of preterm delivery: a double-blind trial","volume":"179","author":"Guinn","year":"1998","journal-title":"Am J Obstet Gynecol"},{"year":"1998","series-title":"Premature rupture of membranes","author":"American College of Obstetricians and Gynecologists","key":"10.1016\/j.ajog.2004.06.043_bib6"},{"key":"10.1016\/j.ajog.2004.06.043_bib7","doi-asserted-by":"crossref","first-page":"567","DOI":"10.1056\/NEJM199602293340904","article-title":"The length of the cervix and the risk of spontaneous premature delivery","volume":"334","author":"Iams","year":"1996","journal-title":"N Engl J Med"},{"key":"10.1016\/j.ajog.2004.06.043_bib8","doi-asserted-by":"crossref","first-page":"312","DOI":"10.1046\/j.1469-0705.1998.12050312.x","article-title":"Cervical length at 23 weeks of gestation: prediction of spontaneous preterm delivery","volume":"12","author":"Heath","year":"1998","journal-title":"Ultrasound Obstet Gynaecol"},{"key":"10.1016\/j.ajog.2004.06.043_bib9","doi-asserted-by":"crossref","first-page":"1148","DOI":"10.1016\/0002-9378(94)90054-X","article-title":"Antepartum corticosteroids: disease stabilization in patients with the syndrome hemolysis, elevated liver enzymes, and low platelets (HELLP)","volume":"171","author":"Magann","year":"1994","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2004.06.043_bib10","doi-asserted-by":"crossref","first-page":"1332","DOI":"10.1067\/mob.2001.115051","article-title":"A prospective, randomized trial comparing the efficacy of dexamethasone and betamethasone for the treatment of antepartum HELLP (hemolysis, elevated liver enzymes, and low platelet count) syndrome","volume":"184","author":"Isler","year":"2000","journal-title":"Am J Obstet Gynecol"},{"year":"2002","series-title":"Diagnosis and management of preeclampsia and eclampsia","author":"American College of Obstetricians and Gynecologists","key":"10.1016\/j.ajog.2004.06.043_bib11"}],"container-title":["American Journal of Obstetrics and Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S000293780400643X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S000293780400643X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T09:42:33Z","timestamp":1757583753000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S000293780400643X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2004,10]]},"references-count":11,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2004,10]]}},"alternative-id":["S000293780400643X"],"URL":"https:\/\/doi.org\/10.1016\/j.ajog.2004.06.043","relation":{},"ISSN":["0002-9378"],"issn-type":[{"type":"print","value":"0002-9378"}],"subject":[],"published":{"date-parts":[[2004,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Defining standards of care in maternal-fetal medicine","name":"articletitle","label":"Article Title"},{"value":"American Journal of Obstetrics and Gynecology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ajog.2004.06.043","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2004 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}