{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,29]],"date-time":"2026-05-29T18:00:34Z","timestamp":1780077634129,"version":"3.54.0"},"reference-count":21,"publisher":"Springer Science and Business Media LLC","issue":"12","license":[{"start":{"date-parts":[[2020,10,20]],"date-time":"2020-10-20T00:00:00Z","timestamp":1603152000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"},{"start":{"date-parts":[[2020,10,20]],"date-time":"2020-10-20T00:00:00Z","timestamp":1603152000000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springer.com\/tdm"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["81771657"],"award-info":[{"award-number":["81771657"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["J Assist Reprod Genet"],"published-print":{"date-parts":[[2020,12]]},"DOI":"10.1007\/s10815-020-01985-2","type":"journal-article","created":{"date-parts":[[2020,10,20]],"date-time":"2020-10-20T19:03:08Z","timestamp":1603220588000},"page":"3051-3056","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":6,"title":["Double trouble? Impact of frozen embryo transfer on the monozygotic twinning rate: a retrospective cohort study from 8459 cycles"],"prefix":"10.1007","volume":"37","author":[{"given":"Xitong","family":"Liu","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ping","family":"Li","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Juanzi","family":"Shi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2020,10,20]]},"reference":[{"issue":"6","key":"1985_CR1","doi-asserted-by":"publisher","first-page":"1366","DOI":"10.1093\/humrep\/den045","volume":"23","author":"CC Skiadas","year":"2008","unstructured":"Skiadas CC, Missmer SA, Benson CB, Gee RE, Racowsky C. Risk factors associated with pregnancies containing a monochorionic pair following assisted reproductive technologies. Hum Reprod. 2008;23(6):1366\u201371.","journal-title":"Hum Reprod"},{"issue":"8544","key":"1985_CR2","doi-asserted-by":"publisher","first-page":"1236","DOI":"10.1016\/S0140-6736(87)92688-2","volume":"1","author":"C Derom","year":"1987","unstructured":"Derom C, Vlietinck R, Derom R, Van den Berghe H, Thiery M. Increased monozygotic twinning rate after ovulation induction. Lancet. 1987;1(8544):1236\u20138.","journal-title":"Lancet."},{"key":"1985_CR3","first-page":"178e9","volume":"74","author":"H Saito","year":"2000","unstructured":"Saito H, Tsutsumi O, Noda Y, Ibuki Y, Hiroi M. Do assisted reproductive technologies have effects on the demography of monozygotic twinning? Fertil Steril. 2000;74:178e9.","journal-title":"Fertil Steril"},{"issue":"3","key":"1985_CR4","doi-asserted-by":"publisher","first-page":"503","DOI":"10.1016\/S0015-0282(02)04754-4","volume":"79","author":"AA Milki","year":"2003","unstructured":"Milki AA, Jun SH, Hinckley MD, Behr B, Giudice LC, Westphal LM. Incidence of monozygotic twinning with blastocyst transfer compared to cleavage-stage transfer. Fertil Steril. 2003;79(3):503\u20136.","journal-title":"Fertil Steril"},{"issue":"4","key":"1985_CR5","doi-asserted-by":"publisher","first-page":"103","DOI":"10.1023\/B:JARG.0000029493.54929.be","volume":"21","author":"JK Jain","year":"2004","unstructured":"Jain JK, Boostanfar R, Slater CC, Francis MM, Paulson RJ. Monozygotic twins and triplets in association with blastocyst transfer. J Assist Reprod Genet. 2004;21(4):103\u20137.","journal-title":"J Assist Reprod Genet"},{"issue":"11","key":"1985_CR6","doi-asserted-by":"publisher","first-page":"1139","DOI":"10.1056\/NEJMoa053524","volume":"354","author":"EG Papanikolaou","year":"2006","unstructured":"Papanikolaou EG, Camus M, Kolibianakis EM, Van Landuyt L, Van Steirteghem A, Devroey P. In vitro fertilization with single blastocyst-stage versus single cleavage-stage embryos. N Engl J Med. 2006;354(11):1139\u201346.","journal-title":"N Engl J Med"},{"issue":"4","key":"1985_CR7","doi-asserted-by":"publisher","first-page":"377","DOI":"10.1530\/REP-08-0206","volume":"136","author":"KI Aston","year":"2008","unstructured":"Aston KI, Peterson CM, Carrell DT. Monozygotic twinning associated with assisted reproductive technologies: a review. Reproduction. 2008;136(4):377\u201386.","journal-title":"Reproduction"},{"issue":"4","key":"1985_CR8","doi-asserted-by":"publisher","first-page":"468","DOI":"10.1093\/humupd\/dmy006","volume":"24","author":"KVR Hviid","year":"2018","unstructured":"Hviid KVR, Malchau SS, Pinborg A, Nielsen HS. Determinants of monozygotic twinning in ART: a systematic review and a meta-analysis. Hum Reprod Update. 2018;24(4):468\u201383.","journal-title":"Hum Reprod Update"},{"issue":"1","key":"1985_CR9","doi-asserted-by":"publisher","first-page":"45","DOI":"10.1093\/humupd\/dmn045","volume":"15","author":"S Vitthala","year":"2009","unstructured":"Vitthala S, Gelbaya TA, Brison DR, Fitzgerald CT, Nardo LG. The risk of monozygotic twins after assisted reproductive technology: a systematic review and meta-analysis. Hum Reprod Update. 2009;15(1):45\u201355.","journal-title":"Hum Reprod Update"},{"issue":"9","key":"1985_CR10","doi-asserted-by":"publisher","first-page":"787","DOI":"10.1080\/09513590.2019.1590545","volume":"35","author":"X Liu","year":"2019","unstructured":"Liu X, Bai H, Xie J, Shi J. Growth hormone co-treatment on controlled ovarian stimulation in normal ovarian response women can improve embryo quality. Gynecol Endocrinol. 2019;35(9):787\u201391.","journal-title":"Gynecol Endocrinol"},{"issue":"6","key":"1985_CR11","doi-asserted-by":"publisher","first-page":"1797","DOI":"10.1007\/s00404-019-05353-z","volume":"300","author":"X Liu","year":"2019","unstructured":"Liu X, Qu P, Bai H, Shi W, Shi J. Endometrial thickness as a predictor of ectopic pregnancy in 1125 in vitro fertilization-embryo transfer cycles: a matched case-control study. Arch Gynecol Obstet. 2019;300(6):1797\u2013803.","journal-title":"Arch Gynecol Obstet"},{"issue":"9","key":"1985_CR12","doi-asserted-by":"publisher","first-page":"1937","DOI":"10.1093\/humrep\/deg369","volume":"18","author":"M Alikani","year":"2003","unstructured":"Alikani M, Cekleniak NA, Walters E, Cohen J. Monozygotic twinning following assisted conception: an analysis of 81 consecutive cases. Hum Reprod. 2003;18(9):1937\u201343.","journal-title":"Hum Reprod"},{"issue":"5","key":"1985_CR13","doi-asserted-by":"publisher","first-page":"1028","DOI":"10.1016\/j.fertnstert.2006.09.013","volume":"87","author":"SE Moayeri","year":"2007","unstructured":"Moayeri SE, Behr B, Lathi RB, Westphal LM, Milki AA. Risk of monozygotic twinning with blastocyst transfer decreases over time: an 8-year experience. Fertil Steril. 2007;87(5):1028\u201332.","journal-title":"Fertil Steril"},{"issue":"1","key":"1985_CR14","doi-asserted-by":"publisher","first-page":"82","DOI":"10.1016\/j.fertnstert.2014.03.039","volume":"102","author":"JM Knopman","year":"2014","unstructured":"Knopman JM, Krey LC, Oh C, Lee J, McCaffrey C, Noyes N. What makes them split? Identifying risk factors that lead to monozygotic twins after in vitro fertilization. Fertil Steril. 2014;102(1):82\u20139.","journal-title":"Fertil Steril"},{"issue":"1","key":"1985_CR15","doi-asserted-by":"publisher","first-page":"111","DOI":"10.1097\/AOG.0000000000000579","volume":"125","author":"JR Kanter","year":"2015","unstructured":"Kanter JR, Boulet SL, Kawwass JF, Jamieson DJ, Kissin DM. Trends and correlates of monozygotic twinning after single embryo transfer. Obstet Gynecol. 2015;125(1):111\u20137.","journal-title":"Obstet Gynecol"},{"issue":"3","key":"1985_CR16","doi-asserted-by":"publisher","first-page":"683","DOI":"10.1016\/j.fertnstert.2013.11.034","volume":"101","author":"B Luke","year":"2014","unstructured":"Luke B, Brown MB, Wantman E, Stern JE. Factors associated with monozygosity in assisted reproductive technology pregnancies and the risk of recurrence using linked cycles. Fertil Steril. 2014;101(3):683\u20139.","journal-title":"Fertil Steril"},{"issue":"11","key":"1985_CR17","doi-asserted-by":"publisher","first-page":"2435","DOI":"10.1093\/humrep\/dew216","volume":"31","author":"I Mateizel","year":"2016","unstructured":"Mateizel I, Santos-Ribeiro S, Done E, Van Landuyt L, Van de Velde H, Tournaye H, et al. Do ARTs affect the incidence of monozygotic twinning? Hum Reprod. 2016;31(11):2435\u201341.","journal-title":"Hum Reprod"},{"issue":"6","key":"1985_CR18","doi-asserted-by":"publisher","first-page":"2140","DOI":"10.1016\/j.fertnstert.2010.12.018","volume":"95","author":"S Kawachiya","year":"2011","unstructured":"Kawachiya S, Bodri D, Shimada N, Kato K, Takehara Y, Kato O. Blastocyst culture is associated with an elevated incidence of monozygotic twinning after single embryo transfer. Fertil Steril. 2011;95(6):2140\u20132.","journal-title":"Fertil Steril"},{"issue":"7","key":"1985_CR19","doi-asserted-by":"publisher","first-page":"803","DOI":"10.1007\/s10815-014-0225-0","volume":"31","author":"T Nakasuji","year":"2014","unstructured":"Nakasuji T, Saito H, Araki R, Nakaza A, Nakashima A, Kuwahara A, et al. The incidence of monozygotic twinning in assisted reproductive technology: analysis based on results from the 2010 Japanese ART national registry. J Assist Reprod Genet. 2014;31(7):803\u20137.","journal-title":"J Assist Reprod Genet"},{"issue":"3","key":"1985_CR20","doi-asserted-by":"publisher","first-page":"756","DOI":"10.1016\/j.fertnstert.2014.12.098","volume":"103","author":"A Sobek Jr","year":"2015","unstructured":"Sobek A Jr, Zbo\u0159ilov\u00e1 B, Proch\u00e1zka M, \u0160ilh\u00e1nov\u00e1 E, Koutn\u00e1 O, Kl\u00e1skov\u00e1 E, et al. High incidence of monozygotic twinning after assisted reproduction is related to genetic information, but not to assisted reproduction technology itself. Fertil Steril. 2015;103(3):756\u201360.","journal-title":"Fertil Steril"},{"issue":"1","key":"1985_CR21","doi-asserted-by":"publisher","first-page":"hoaa024","DOI":"10.1093\/hropen\/hoz024","volume":"2020","author":"A MacKenna","year":"2020","unstructured":"MacKenna A, Schwarze JE, Crosby J, Zegers-Hochschild F. Factors associated with embryo splitting and clinical outcome of monozygotic twins in pregnancies after IVF and ICSI. Hum Reprod Open. 2020;2020(1):hoaa024.","journal-title":"Hum Reprod Open"}],"container-title":["Journal of Assisted Reproduction and Genetics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10815-020-01985-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s10815-020-01985-2\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10815-020-01985-2.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2021,10,20]],"date-time":"2021-10-20T11:47:36Z","timestamp":1634730456000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s10815-020-01985-2"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,10,20]]},"references-count":21,"journal-issue":{"issue":"12","published-print":{"date-parts":[[2020,12]]}},"alternative-id":["1985"],"URL":"https:\/\/doi.org\/10.1007\/s10815-020-01985-2","relation":{},"ISSN":["1058-0468","1573-7330"],"issn-type":[{"value":"1058-0468","type":"print"},{"value":"1573-7330","type":"electronic"}],"subject":[],"published":{"date-parts":[[2020,10,20]]},"assertion":[{"value":"5 August 2020","order":1,"name":"received","label":"Received","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"15 October 2020","order":2,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"20 October 2020","order":3,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}}]}}