{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,20]],"date-time":"2026-02-20T00:45:23Z","timestamp":1771548323962,"version":"3.50.1"},"reference-count":24,"publisher":"Elsevier BV","issue":"2","license":[{"start":{"date-parts":[[2023,6,1]],"date-time":"2023-06-01T00:00:00Z","timestamp":1685577600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2023,6,1]],"date-time":"2023-06-01T00:00:00Z","timestamp":1685577600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2023,3,3]],"date-time":"2023-03-03T00:00:00Z","timestamp":1677801600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["fertstertreports.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["F&amp;S Reports"],"published-print":{"date-parts":[[2023,6]]},"DOI":"10.1016\/j.xfre.2023.03.002","type":"journal-article","created":{"date-parts":[[2023,3,7]],"date-time":"2023-03-07T02:19:39Z","timestamp":1678155579000},"page":"231-234","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":1,"title":["Birth of monozygotic dichorionic twins after a single blastocyst embryo transfer: a case report of genetic determination of zygosity"],"prefix":"10.1016","volume":"4","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-0199-605X","authenticated-orcid":false,"given":"Neli","family":"Semrl","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Michael","family":"Barth","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sarah","family":"Feigl","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"R\u00fcdiger","family":"Hochst\u00e4tter","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Irmgard","family":"Oreskovic","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Herbert","family":"Fluhr","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Philipp","family":"Klaritsch","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Irene","family":"Speicher","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8528-4759","authenticated-orcid":false,"given":"Martina","family":"Kollmann","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.xfre.2023.03.002_bib1","doi-asserted-by":"crossref","first-page":"933","DOI":"10.1016\/0002-9378(55)90001-6","article-title":"The observed embryology of human single-ovum twins and other multiple births","volume":"70","author":"Corner","year":"1955","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.xfre.2023.03.002_bib2","doi-asserted-by":"crossref","first-page":"51","DOI":"10.1017\/thg.2020.5","article-title":"The incidence of dichorionic diamniotic twin pregnancy after single blastocyst embryo transfer and zygosity: 8 years of single-center experience","volume":"23","author":"Konno","year":"2020","journal-title":"Twin Res Hum Genet"},{"key":"10.1016\/j.xfre.2023.03.002_bib3","doi-asserted-by":"crossref","first-page":"827","DOI":"10.1017\/thg.2013.32","article-title":"The precise timing of embryo splitting for monozygotic dichorionic diamniotic twins: when does embryo splitting for monozygotic dichorionic diamniotic twins occur? Evidence for splitting at the morula\/blastocyst stage from studies of in\u00a0vitro fertilization","volume":"16","author":"Kyono","year":"2013","journal-title":"Twin Res Hum Genet"},{"key":"10.1016\/j.xfre.2023.03.002_bib4","doi-asserted-by":"crossref","first-page":"82","DOI":"10.1016\/j.fertnstert.2014.03.039","article-title":"What makes them split? Identifying risk factors that lead to monozygotic twins after in\u00a0vitro fertilization","volume":"102","author":"Knopman","year":"2014","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib5","doi-asserted-by":"crossref","first-page":"768","DOI":"10.1186\/s12884-020-03450-5","article-title":"Monozygotic dichorionic-diamniotic pregnancies following single frozen-thawed blastocyst transfer: a retrospective case series","volume":"20","author":"Li","year":"2020","journal-title":"BMC Pregnancy Childbirth"},{"key":"10.1016\/j.xfre.2023.03.002_bib6","doi-asserted-by":"crossref","first-page":"255","DOI":"10.1007\/s10815-011-9707-5","article-title":"A successful birth of healthy monozygotic dichorionic diamniotic (DD) twins of the same gender following a single vitrified-warmed blastocyst transfer","volume":"29","author":"Shibuya","year":"2012","journal-title":"J Assist Reprod Genet"},{"key":"10.1016\/j.xfre.2023.03.002_bib7","doi-asserted-by":"crossref","first-page":"2109","DOI":"10.1007\/s10815-018-1329-8","article-title":"Multi-chorionic pregnancies following single embryo transfer at the blastocyst stage: a case series and review of the literature","volume":"35","author":"Sundaram","year":"2018","journal-title":"J Assist Reprod Genet"},{"key":"10.1016\/j.xfre.2023.03.002_bib8","first-page":"168","article-title":"Monozygotic dichorionic-diamniotic twin pregnancy after single embryo transfer at blastocyst stage: a case report","volume":"25","author":"Jundi","year":"2021","journal-title":"JBRA Assist Reprod"},{"key":"10.1016\/j.xfre.2023.03.002_bib9","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1093\/humrep\/deh098","article-title":"Revised 2003 consensus on diagnostic criteria and long-term health risks related to polycystic ovary syndrome (PCOS)","volume":"19","year":"2004","journal-title":"Hum Reprod"},{"key":"10.1016\/j.xfre.2023.03.002_bib10","series-title":"World Health Organization. WHO laboratory manual for the examination and processing of human semen","year":"2021"},{"key":"10.1016\/j.xfre.2023.03.002_bib11","doi-asserted-by":"crossref","first-page":"1155","DOI":"10.1016\/S0015-0282(00)00518-5","article-title":"Blastocyst score affects implantation and pregnancy outcome: towards a single blastocyst transfer","volume":"73","author":"Gardner","year":"2000","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib12","doi-asserted-by":"crossref","first-page":"247","DOI":"10.1002\/uog.15821","article-title":"ISUOG practice guidelines: role of ultrasound in twin pregnancy","volume":"47","author":"Khalil","year":"2016","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.xfre.2023.03.002_bib13","doi-asserted-by":"crossref","first-page":"118","DOI":"10.1016\/j.fertnstert.2017.10.003","article-title":"Not all twins are monozygotic after elective single embryo transfer: analysis of 32,600 elective single embryo transfer cycles as reported to the Society for Assisted Reproductive Technology","volume":"109","author":"Vega","year":"2018","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib14","doi-asserted-by":"crossref","first-page":"45","DOI":"10.1093\/humupd\/dmn045","article-title":"The risk of monozygotic twins after assisted reproductive technology: a systematic review and meta-analysis","volume":"15","author":"Vitthala","year":"2009","journal-title":"Hum Reprod Update"},{"key":"10.1016\/j.xfre.2023.03.002_bib15","doi-asserted-by":"crossref","first-page":"468","DOI":"10.1093\/humupd\/dmy006","article-title":"Determinants of monozygotic twinning in ART: a systematic review and a meta-analysis","volume":"24","author":"Hviid","year":"2018","journal-title":"Hum Reprod Update"},{"key":"10.1016\/j.xfre.2023.03.002_bib16","doi-asserted-by":"crossref","first-page":"302","DOI":"10.1016\/j.fertnstert.2018.10.025","article-title":"Risk factors for monozygotic twinning after in\u00a0vitro fertilization: a systematic review and meta-analysis","volume":"111","author":"Busnelli","year":"2019","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib17","doi-asserted-by":"crossref","first-page":"1984","DOI":"10.1093\/humrep\/dey294","article-title":"Prevalence and risk factors of zygotic splitting after 937 848 single embryo transfer cycles","volume":"33","author":"Ikemoto","year":"2018","journal-title":"Hum Reprod"},{"key":"10.1016\/j.xfre.2023.03.002_bib18","doi-asserted-by":"crossref","first-page":"2435","DOI":"10.1093\/humrep\/dew216","article-title":"Do ARTs affect the incidence of monozygotic twinning?","volume":"31","author":"Mateizel","year":"2016","journal-title":"Hum Reprod"},{"key":"10.1016\/j.xfre.2023.03.002_bib19","doi-asserted-by":"crossref","first-page":"592","DOI":"10.1016\/j.fertnstert.2008.12.088","article-title":"Monozygotic twinning is not increased after single blastocyst transfer compared with single cleavage-stage embryo transfer","volume":"93","author":"Papanikolaou","year":"2010","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib20","doi-asserted-by":"crossref","first-page":"1047","DOI":"10.1016\/S0015-0282(00)01554-5","article-title":"Atypical hatching of a human blastocyst leading to monozygotic twinning: a case report","volume":"74","author":"Van Langendonckt","year":"2000","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib21","doi-asserted-by":"crossref","first-page":"1502","DOI":"10.1016\/j.fertnstert.2003.07.001","article-title":"Visualization of atypical hatching of a human blastocyst in\u00a0vitro forming two identical embryos","volume":"80","author":"Behr","year":"2003","journal-title":"Fertil Steril"},{"key":"10.1016\/j.xfre.2023.03.002_bib22","doi-asserted-by":"crossref","first-page":"2809","DOI":"10.1007\/s10815-021-02294-y","article-title":"On the origin of zygosity and chorionicity in twinning: evidence from human in\u00a0vitro fertilization","volume":"38","author":"Dirican","year":"2021","journal-title":"J Assist Reprod Genet"},{"key":"10.1016\/j.xfre.2023.03.002_bib23","doi-asserted-by":"crossref","first-page":"27","DOI":"10.1017\/S0967199413000257","article-title":"The timing of monozygotic twinning: a criticism of the common model","volume":"23","author":"Herranz","year":"2015","journal-title":"Zygote"},{"key":"10.1016\/j.xfre.2023.03.002_bib24","doi-asserted-by":"crossref","first-page":"276","DOI":"10.1016\/S1472-6483(10)61833-0","article-title":"The origin of monozygotic twinning","volume":"5","author":"Scott","year":"2002","journal-title":"Reprod Biomed Online"}],"container-title":["F&amp;S Reports"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2666334123000338?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2666334123000338?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,11,12]],"date-time":"2025-11-12T21:06:17Z","timestamp":1762981577000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2666334123000338"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2023,6]]},"references-count":24,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2023,6]]}},"alternative-id":["S2666334123000338"],"URL":"https:\/\/doi.org\/10.1016\/j.xfre.2023.03.002","relation":{},"ISSN":["2666-3341"],"issn-type":[{"value":"2666-3341","type":"print"}],"subject":[],"published":{"date-parts":[[2023,6]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Birth of monozygotic dichorionic twins after a single blastocyst embryo transfer: a case report of genetic determination of zygosity","name":"articletitle","label":"Article Title"},{"value":"F&S Reports","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.xfre.2023.03.002","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2023 Published by Elsevier Inc. on behalf of American Society for Reproductive Medicine.","name":"copyright","label":"Copyright"}]}}