{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,30]],"date-time":"2026-10-30T14:33:08Z","timestamp":1793370788455,"version":"4.5.0"},"reference-count":11,"publisher":"Elsevier BV","issue":"2","license":[{"start":{"date-parts":[[2020,2,1]],"date-time":"2020-02-01T00:00:00Z","timestamp":1580515200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,2,1]],"date-time":"2020-02-01T00:00:00Z","timestamp":1580515200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2020,2,4]],"date-time":"2020-02-04T00:00:00Z","timestamp":1580774400000},"content-version":"vor","delay-in-days":3,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["cell.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Heliyon"],"published-print":{"date-parts":[[2020,2]]},"DOI":"10.1016\/j.heliyon.2020.e03373","type":"journal-article","created":{"date-parts":[[2020,2,10]],"date-time":"2020-02-10T02:14:05Z","timestamp":1581300845000},"page":"e03373","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":18,"title":["A case of spontaneous heterotopic pregnancy in natural conception complicated with hemoperitoneum"],"prefix":"10.1016","volume":"6","author":[{"given":"Muhammad","family":"Aziz","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julio","family":"Arronte","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.heliyon.2020.e03373_bib1","doi-asserted-by":"crossref","first-page":"100","DOI":"10.1016\/j.gmit.2014.02.005","article-title":"Heterotopic pregnancy in a natural conception cycle presenting as acute abdomen: a case report and literature review","volume":"3","author":"Siraj","year":"2014","journal-title":"Gynecol. Minim. Invas. Ther."},{"key":"10.1016\/j.heliyon.2020.e03373_bib2","doi-asserted-by":"crossref","first-page":"44","DOI":"10.1016\/j.jemermed.2015.02.050","article-title":"Spontaneous heterotopic pregnancy presenting with hemoperitoneum","volume":"50","author":"Mihmanli","year":"2016","journal-title":"J.\u00a0Emerg. Med."},{"key":"10.1016\/j.heliyon.2020.e03373_bib3","doi-asserted-by":"crossref","first-page":"1195","DOI":"10.1097\/01.AOG.0000142698.17433.cd","article-title":"Heterotopic pregnancy in a natural conception cycle presenting as hematometra","volume":"104","author":"Cheng","year":"2004","journal-title":"Obstet. Gynecol."},{"key":"10.1016\/j.heliyon.2020.e03373_bib4","doi-asserted-by":"crossref","first-page":"30","DOI":"10.1002\/j.2205-0140.2013.tb00095.x","article-title":"Heterotopic pregnancy: a report of two cases","author":"Farnaghi","year":"2013","journal-title":"Australas J. Ultrasound Med."},{"key":"10.1016\/j.heliyon.2020.e03373_bib5","doi-asserted-by":"crossref","first-page":"476","DOI":"10.1375\/twin.14.5.476","article-title":"Estimation of the contribution of assisted and non-assisted reproductive technology fertility treatments to multiple births during the past 30 years in Japan: 1979-2008","volume":"14","author":"Ooki","year":"2011","journal-title":"Twin Res. Hum. Genet."},{"key":"10.1016\/j.heliyon.2020.e03373_bib6","article-title":"Management of heterotopic pregnancy: experience from 1 tertiary medical center","volume":"95","author":"Li","year":"2016","journal-title":"Medicine (Baltim.)"},{"key":"10.1016\/j.heliyon.2020.e03373_bib7","series-title":"Multiple Pregnancy-The Management of Twin and Triplet Pregnancies in the Antenatal Period","year":"2011"},{"key":"10.1016\/j.heliyon.2020.e03373_bib8","doi-asserted-by":"crossref","first-page":"417","DOI":"10.1016\/j.fertnstert.2006.05.085","article-title":"Heterotopic pregnancy: two cases and a comparative review","volume":"87","author":"Barrenetxea","year":"2007","journal-title":"Fertil. Steril."},{"key":"10.1016\/j.heliyon.2020.e03373_bib9","series-title":"Three Decades of Twin Births in the United States, 1980-2009. NCHS Data Brief","first-page":"1","author":"Martin","year":"2012"},{"key":"10.1016\/j.heliyon.2020.e03373_bib10","first-page":"356131","article-title":"Heterotopic triplet pregnancy after in vitro fertilization with favorable outcome of the intrauterine twin pregnancy subsequent to surgical treatment of the tubal pregnancy","volume":"2014","author":"Felekis","year":"2014","journal-title":"Case Rep. Obstetr. Gynecol."},{"key":"10.1016\/j.heliyon.2020.e03373_bib11","doi-asserted-by":"crossref","first-page":"3147","DOI":"10.1002\/ajmg.a.32585","article-title":"Familial twinning and fertility in Dutch mothers of twins","volume":"146A","author":"Hoekstra","year":"2008","journal-title":"Am. J. Med. Genet. Part A"}],"container-title":["Heliyon"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405844020302188?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405844020302188?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,15]],"date-time":"2025-11-15T08:37:02Z","timestamp":1763195822000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2405844020302188"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,2]]},"references-count":11,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2020,2]]}},"alternative-id":["S2405844020302188"],"URL":"https:\/\/doi.org\/10.1016\/j.heliyon.2020.e03373","relation":{},"ISSN":["2405-8440"],"issn-type":[{"value":"2405-8440","type":"print"}],"subject":[],"published":{"date-parts":[[2020,2]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"A case of spontaneous heterotopic pregnancy in natural conception complicated with hemoperitoneum","name":"articletitle","label":"Article Title"},{"value":"Heliyon","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.heliyon.2020.e03373","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2020 The Authors. Published by Elsevier Ltd.","name":"copyright","label":"Copyright"}],"article-number":"e03373"}}