{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T04:50:30Z","timestamp":1783486230019,"version":"3.55.0"},"reference-count":12,"publisher":"Elsevier BV","issue":"9","license":[{"start":{"date-parts":[[2021,9,1]],"date-time":"2021-09-01T00:00:00Z","timestamp":1630454400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2021,9,1]],"date-time":"2021-09-01T00:00:00Z","timestamp":1630454400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"funder":[{"DOI":"10.13039\/501100004826","name":"Natural Science Foundation of Beijing Municipality","doi-asserted-by":"publisher","award":["7132097"],"award-info":[{"award-number":["7132097"]}],"id":[{"id":"10.13039\/501100004826","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","jmig.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Journal of Minimally Invasive Gynecology"],"published-print":{"date-parts":[[2021,9]]},"DOI":"10.1016\/j.jmig.2021.05.008","type":"journal-article","created":{"date-parts":[[2021,5,19]],"date-time":"2021-05-19T00:37:01Z","timestamp":1621384621000},"page":"1662-1665","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":12,"title":["Retroperitoneal Ectopic Pregnancy: A Case Report"],"prefix":"10.1016","volume":"28","author":[{"given":"Xi","family":"Wen","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Xiaoying","family":"Yan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Qinquan","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Peng","family":"Dong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"LianE","family":"Zhou","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shijun","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.jmig.2021.05.008_bib0001","first-page":"333","article-title":"Abdominal pregnancy in the United States: frequency and maternal mortality","volume":"69","author":"Atrash","year":"1987","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.jmig.2021.05.008_bib0002","doi-asserted-by":"crossref","first-page":"3224","DOI":"10.1093\/humrep\/17.12.3224","article-title":"Sites of ectopic pregnancy: a 10 year population-based study of 1800 cases","volume":"17","author":"Bouyer","year":"2002","journal-title":"Hum Reprod"},{"key":"10.1016\/j.jmig.2021.05.008_bib0003","doi-asserted-by":"crossref","first-page":"92","DOI":"10.1111\/j.1471-0528.1973.tb02140.x","article-title":"Retroperitoneal ectopic pregnancy","volume":"80","author":"Hall","year":"1973","journal-title":"J Obstet Gynaecol Br Commonw"},{"key":"10.1016\/j.jmig.2021.05.008_bib0004","first-page":"544","article-title":"An ectopic pregnancy in the upper retroperitoneum following in vitro fertilization and embryo transfer","volume":"78","author":"Ferland","year":"1991","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.jmig.2021.05.008_bib0005","doi-asserted-by":"crossref","first-page":"418","DOI":"10.1002\/ijgo.13136","article-title":"Retroperitoneal ectopic pregnancy after in vitro fertilization\/embryo transfer in patient with previous bilateral salpingectomy: a case report","volume":"150","author":"Le","year":"2020","journal-title":"Int J Gynaecol Obstet"},{"key":"10.1016\/j.jmig.2021.05.008_bib0006","doi-asserted-by":"crossref","first-page":"487","DOI":"10.1016\/S0002-9378(42)90488-5","article-title":"Primary peritoneal pregnancy","volume":"44","author":"Studdiford","year":"1942","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.jmig.2021.05.008_bib0007","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1055\/s-2007-1004829","article-title":"A case of retroperitoneal ectopic pregnancy following IVF-ET in a patient with previous bilateral salpingectomy","volume":"25","author":"Iwama","year":"2008","journal-title":"Am J Perinatol"},{"key":"10.1016\/j.jmig.2021.05.008_bib0008","doi-asserted-by":"crossref","first-page":"412","DOI":"10.1002\/jcu.22554","article-title":"A case of retroperitoneal para-aortic ectopic pregnancy detected by sonography","volume":"46","author":"Zhang","year":"2018","journal-title":"J Clin Ultrasound"},{"key":"10.1016\/j.jmig.2021.05.008_bib0009","doi-asserted-by":"crossref","first-page":"205","DOI":"10.1159\/000353691","article-title":"Diagnosis and treatment of retroperitoneal ectopic pregnancy: review of the literature","volume":"77","author":"Jiang","year":"2014","journal-title":"Gynecol Obstet Invest"},{"key":"10.1016\/j.jmig.2021.05.008_bib0010","doi-asserted-by":"crossref","first-page":"2433.e1","DOI":"10.1016\/j.fertnstert.2011.02.026","article-title":"Retroperitoneal ectopic pregnancy after intrauterine insemination","volume":"95","author":"Mart\u00ednez-Varea","year":"2011","journal-title":"Fertil Steril"},{"key":"10.1016\/j.jmig.2021.05.008_bib0011","doi-asserted-by":"crossref","first-page":"1133","DOI":"10.1111\/j.1447-0756.2010.01270.x","article-title":"Retroperitoneal ectopic pregnancy: is there any place for non-surgical treatment with methotrexate?","volume":"36","author":"Okorie","year":"2010","journal-title":"J Obstet Gynaecol Res"},{"key":"10.1016\/j.jmig.2021.05.008_bib0012","doi-asserted-by":"crossref","first-page":"1187","DOI":"10.1016\/j.jmig.2018.12.016","article-title":"Conservative management of retroperitoneal ectopic pregnancy by computed tomographic-guided methotrexate injection in the gestational sac: 2 case reports and literature review","volume":"26","author":"Huang","year":"2019","journal-title":"J Minim Invasive Gynecol"}],"container-title":["Journal of Minimally Invasive Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1553465021002302?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1553465021002302?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,27]],"date-time":"2025-10-27T09:39:24Z","timestamp":1761557964000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1553465021002302"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,9]]},"references-count":12,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2021,9]]}},"alternative-id":["S1553465021002302"],"URL":"https:\/\/doi.org\/10.1016\/j.jmig.2021.05.008","relation":{},"ISSN":["1553-4650"],"issn-type":[{"value":"1553-4650","type":"print"}],"subject":[],"published":{"date-parts":[[2021,9]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Retroperitoneal Ectopic Pregnancy: A Case Report","name":"articletitle","label":"Article Title"},{"value":"Journal of Minimally Invasive Gynecology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jmig.2021.05.008","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 AAGL. All rights reserved.","name":"copyright","label":"Copyright"}]}}