{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,18]],"date-time":"2026-01-18T13:54:03Z","timestamp":1768744443902,"version":"3.49.0"},"reference-count":14,"publisher":"Elsevier BV","issue":"4","license":[{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2013,4,1]],"date-time":"2013-04-01T00:00:00Z","timestamp":1364774400000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"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":[[2013,4]]},"DOI":"10.1016\/j.ajog.2012.12.038","type":"journal-article","created":{"date-parts":[[2013,1,8]],"date-time":"2013-01-08T14:54:39Z","timestamp":1357656879000},"page":"274.e1-274.e7","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":34,"title":["Ectopic pregnancy rates in the Medicaid population"],"prefix":"10.1016","volume":"208","author":[{"given":"Debra B.","family":"Stulberg","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Loretta R.","family":"Cain","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Irma","family":"Dahlquist","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Diane S.","family":"Lauderdale","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.ajog.2012.12.038_bib1","doi-asserted-by":"crossref","first-page":"837","DOI":"10.1097\/AOG.0b013e3182113c10","article-title":"Trends in ectopic pregnancy mortality in the United States: 1980-2007","volume":"117","author":"Creanga","year":"2011","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2012.12.038_bib2","first-page":"46","article-title":"Ectopic pregnancy\u2014United States, 1990-1992","volume":"44","year":"1995","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"10.1016\/j.ajog.2012.12.038_bib3","doi-asserted-by":"crossref","first-page":"227","DOI":"10.1023\/A:1021106032198","article-title":"Surveillance in a time of changing health care practices: Estimating ectopic pregnancy incidence in the United States","volume":"6","author":"Zane","year":"2002","journal-title":"Matern Child Health J"},{"key":"10.1016\/j.ajog.2012.12.038_bib4","doi-asserted-by":"crossref","first-page":"1052","DOI":"10.1097\/01.AOG.0000158860.26939.2d","article-title":"Ectopic pregnancy rate and treatment utilization in a large managed care organization","volume":"105","author":"Van Den Eeden","year":"2005","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2012.12.038_bib5","doi-asserted-by":"crossref","first-page":"556","DOI":"10.1016\/j.amepre.2010.12.026","article-title":"Population-based ectopic pregnancy trends, 1993\u20132007","volume":"40","author":"Trabert","year":"2011","journal-title":"Am J Prev Med"},{"key":"10.1016\/j.ajog.2012.12.038_bib6","doi-asserted-by":"crossref","first-page":"495","DOI":"10.1097\/AOG.0b013e3181d0c328","article-title":"Trends in the diagnosis and treatment of ectopic pregnancy in the United States","volume":"115","author":"Hoover","year":"2010","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2012.12.038_bib7","first-page":"73","article-title":"Surveillance for ectopic pregnancy\u2014United States, 1970-1989","volume":"42","author":"Goldner","year":"1993","journal-title":"MMWR Morb Mortal Wkly Rep CDC Surveillance Summaries"},{"key":"10.1016\/j.ajog.2012.12.038_bib8","doi-asserted-by":"crossref","first-page":"1248","DOI":"10.1001\/jama.294.10.1248","article-title":"Insurance status and access to urgent ambulatory care follow-up appointments","volume":"294","author":"Asplin","year":"2005","journal-title":"JAMA"},{"key":"10.1016\/j.ajog.2012.12.038_bib9","doi-asserted-by":"crossref","first-page":"234","DOI":"10.1007\/s10995-010-0579-6","article-title":"Socioeconomic disparities in ectopic pregnancy: predictors of adverse outcomes from Illinois hospital-based care, 2000-2006","volume":"15","author":"Stulberg","year":"2011","journal-title":"Matern Child Health J"},{"key":"10.1016\/j.ajog.2012.12.038_bib18","first-page":"1","article-title":"Births: final data for 2003","volume":"54","author":"Martin","year":"2005","journal-title":"Natl Vital Stat Rep"},{"key":"10.1016\/j.ajog.2012.12.038_bib19","doi-asserted-by":"crossref","first-page":"185","DOI":"10.1093\/aje\/kwf190","article-title":"Risk factors for ectopic pregnancy: a comprehensive analysis based on a large case-control, population-based study in France","volume":"157","author":"Bouyer","year":"2003","journal-title":"Am J Epidemiol"},{"key":"10.1016\/j.ajog.2012.12.038_bib20","doi-asserted-by":"crossref","first-page":"194","DOI":"10.1046\/j.1365-3016.2000.00266.x","article-title":"Socio-economic disparities in pregnancy outcome: why do the poor fare so poorly?","volume":"14","author":"Kramer","year":"2000","journal-title":"Paediatr Perinat Epidemiol"},{"key":"10.1016\/j.ajog.2012.12.038_bib21","first-page":"849","article-title":"Smoking prevalence among women of reproductive age\u2014United States, 2006","volume":"57","year":"2008","journal-title":"MMWR Morb Mortal Wkly Rep"},{"key":"10.1016\/j.ajog.2012.12.038_bib23","doi-asserted-by":"crossref","first-page":"53","DOI":"10.1016\/j.socscimed.2004.11.040","article-title":"Ethnic variation in health and the determinants of health among Latinos","volume":"61","author":"Zsembik","year":"2005","journal-title":"Soc Sci Med"}],"container-title":["American Journal of Obstetrics and Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937813000057?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937813000057?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T10:53:05Z","timestamp":1757587985000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0002937813000057"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2013,4]]},"references-count":14,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2013,4]]}},"alternative-id":["S0002937813000057"],"URL":"https:\/\/doi.org\/10.1016\/j.ajog.2012.12.038","relation":{},"ISSN":["0002-9378"],"issn-type":[{"value":"0002-9378","type":"print"}],"subject":[],"published":{"date-parts":[[2013,4]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Ectopic pregnancy rates in the Medicaid population","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.2012.12.038","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Copyright \u00a9 2013 Mosby, Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}