{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,19]],"date-time":"2026-09-19T00:10:13Z","timestamp":1789776613688,"version":"4.0.1"},"reference-count":36,"publisher":"Elsevier BV","issue":"4","license":[{"start":{"date-parts":[[2017,4,1]],"date-time":"2017-04-01T00:00:00Z","timestamp":1491004800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,5,27]],"date-time":"2022-05-27T00:00:00Z","timestamp":1653609600000},"content-version":"vor","delay-in-days":1882,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":["clinicalkey.fr","fertstert.org","clinicalkey.jp","clinicalkey.com.au","clinicalkey.es","clinicalkey.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Fertility and Sterility"],"published-print":{"date-parts":[[2017,4]]},"DOI":"10.1016\/j.fertnstert.2017.01.021","type":"journal-article","created":{"date-parts":[[2017,3,12]],"date-time":"2017-03-12T00:47:55Z","timestamp":1489279675000},"page":"940-947","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":65,"title":["Perinatal outcomes in children born after fresh or frozen embryo transfer: a Catalan cohort study based on 14,262 newborns"],"prefix":"10.1016","volume":"107","author":[{"given":"Mar","family":"Vidal","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kilian","family":"Vellv\u00e9","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mireia","family":"Gonz\u00e1lez-Comadran","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ana","family":"Robles","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Maria","family":"Prat","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mar","family":"Torn\u00e9","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ram\u00f3n","family":"Carreras","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0226-3416","authenticated-orcid":false,"given":"Miguel A.","family":"Checa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.fertnstert.2017.01.021_bib1","doi-asserted-by":"crossref","first-page":"1320","DOI":"10.1016\/j.fertnstert.2009.05.091","article-title":"Infant outcome of 957 singletons born after frozen embryo replacement: the Danish National Cohort Study 1995\u20132006","volume":"94","author":"Pinborg","year":"2010","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib2","doi-asserted-by":"crossref","first-page":"914","DOI":"10.1093\/humrep\/dep477","article-title":"Perinatal outcome of children born after frozen and fresh embryo transfer: the Finnish cohort study 1995\u20132006","volume":"25","author":"Pelkonen","year":"2010","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib3","doi-asserted-by":"crossref","first-page":"2545","DOI":"10.1093\/humrep\/det272","article-title":"Perinatal outcomes of children born after frozen-thawed embryo transfer: a Nordic cohort study from the CoNARTaS group","volume":"28","author":"Wennerholm","year":"2013","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib4","doi-asserted-by":"crossref","first-page":"2227","DOI":"10.1093\/humrep\/den254","article-title":"Neonatal outcome of 937 children born after transfer of cryopreserved embryos obtained by ICSI and IVF and comparison with outcome data of fresh ICSI and IVF cycles","volume":"23","author":"Belva","year":"2008","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib5","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1016\/j.theriogenology.2006.09.014","article-title":"Highly efficient vitrification for cryopreservation of human oocytes and embryos: the Cryotop method","volume":"67","author":"Kuwayama","year":"2007","journal-title":"Theriogenology"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib6","doi-asserted-by":"crossref","first-page":"2943","DOI":"10.1093\/humrep\/det356","article-title":"Influence of cell loss after vitrification or slow-freezing on further in\u00a0vitro development and implantation of human day 3 embryos","volume":"28","author":"Van Landuyt","year":"2013","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib7","doi-asserted-by":"crossref","first-page":"156","DOI":"10.1016\/j.fertnstert.2012.09.003","article-title":"Fresh embryo transfer versus frozen embryo transfer in in\u00a0vitro fertilization cycles: a systematic review and meta-analysis","volume":"99","author":"Roque","year":"2013","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib8","doi-asserted-by":"crossref","first-page":"548","DOI":"10.1016\/j.fertnstert.2010.05.049","article-title":"Perinatal morbidity after in\u00a0vitro fertilization is lower with frozen embryo transfer","volume":"95","author":"Kalra","year":"2011","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib9","doi-asserted-by":"crossref","first-page":"368","DOI":"10.1016\/j.fertnstert.2012.05.019","article-title":"Obstetric and perinatal outcomes in singleton pregnancies resulting from the transfer of frozen thawed versus fresh embryos generated through in\u00a0vitro fertilization treatment: a systematic review and meta-analysis","volume":"98","author":"Maheshwari","year":"2012","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib10","doi-asserted-by":"crossref","first-page":"959","DOI":"10.1016\/j.fertnstert.2010.07.1075","article-title":"Perinatal outcome of singleton siblings born after assisted reproductive technology and spontaneous conception: Danish national sibling-cohort study","volume":"95","author":"Henningsen","year":"2011","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib11","doi-asserted-by":"crossref","first-page":"1819","DOI":"10.1093\/humrep\/12.8.1819","article-title":"Obstetric and perinatal outcome of children conceived from cryopreserved embryos","volume":"12","author":"Wennerholm","year":"1997","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib12","doi-asserted-by":"crossref","first-page":"543","DOI":"10.1093\/oxfordjournals.humrep.a138542","article-title":"Birth characteristics and perinatal outcome of babies conceived from cryopreserved embryos","volume":"9","author":"Wada","year":"1994","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib13","doi-asserted-by":"crossref","first-page":"1650","DOI":"10.1016\/j.fertnstert.2004.12.033","article-title":"Preterm birth and low birth weight after assisted reproductive technology-related pregnancy in Australia between 1996 and 2000","volume":"83","author":"Wang","year":"2005","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib14","doi-asserted-by":"crossref","first-page":"1644","DOI":"10.1093\/humrep\/den150","article-title":"Factors affecting low birthweight after assisted reproduction technology: Difference between transfer of fresh and cryopreserved embryos suggests an adverse effect of oocyte collection","volume":"23","author":"Shih","year":"2008","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib15","doi-asserted-by":"crossref","first-page":"128","DOI":"10.1016\/j.fertnstert.2013.09.025","article-title":"Impact of frozen-thawed single-blastocyst transfer on maternal and neonatal outcome: an analysis of 277,042 single-embryo transfer cycles from 2008 to 2010 in Japan","volume":"101","author":"Ishihara","year":"2014","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib16","doi-asserted-by":"crossref","first-page":"2636","DOI":"10.1093\/humrep\/det295","article-title":"Multivariate analysis identifies the estradiol level at ovulation triggering as an independent predictor of the first trimester pregnancy-associated plasma protein-A level in IVF\/ICSI pregnancies","volume":"28","author":"Giorgetti","year":"2013","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib17","doi-asserted-by":"crossref","first-page":"527","DOI":"10.1007\/s10815-015-0434-1","article-title":"Impact of elevated peak serum estradiol levels during controlled ovarian hyperstimulation on the birth weight of term singletons from fresh IVF-ET cycles","volume":"32","author":"Pereira","year":"2015","journal-title":"J Assist Reprod Genet"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib18","doi-asserted-by":"crossref","first-page":"2087","DOI":"10.1093\/humrep\/det242","article-title":"How does vitrification affect oocyte viability in oocyte donation cycles? A prospective study to compare outcomes achieved with fresh versus vitrified sibling oocytes","volume":"28","author":"Sol\u00e9","year":"2013","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib19","doi-asserted-by":"crossref","first-page":"1657","DOI":"10.1016\/j.fertnstert.2007.05.050","article-title":"Comparison of concomitant outcome achieved with fresh and cryopreserved donor oocytes vitrified by the Cryotop method","volume":"89","author":"Cobo","year":"2008","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib20","doi-asserted-by":"crossref","first-page":"727","DOI":"10.1016\/j.rbmo.2009.09.004","article-title":"Status of human assisted reproduction in Spain: results from the new registry of Catalonia","volume":"19","author":"Bosser","year":"2009","journal-title":"Reprod Biomed Online"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib21","series-title":"Departament de Salut, Generalitat de Catalunya. Dades de salut i serveis sanitaris: Reproducci\u00f3 humana assistida","year":"2016"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib22","doi-asserted-by":"crossref","first-page":"1495","DOI":"10.1016\/j.ijsu.2014.07.013","article-title":"The Strengthening the Reporting of Observational Studies in Epidemiology (STROBE) Statement: guidelines for reporting observational studies","volume":"12","author":"von Elm","year":"2014","journal-title":"Int J Surg"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib23","doi-asserted-by":"crossref","first-page":"159","DOI":"10.1016\/S0022-3476(67)80066-0","article-title":"A practical classification of newborn infants by weight and gestational age","volume":"71","author":"Battaglia","year":"1967","journal-title":"J Pediatr"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib24","doi-asserted-by":"crossref","first-page":"985","DOI":"10.1016\/j.jgyn.2013.09.020","article-title":"Short-term outcome and small for gestational age newborn management","volume":"42","author":"Flamant","year":"2013","journal-title":"J Gynecol Obstet Biol Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib25","doi-asserted-by":"crossref","first-page":"911","DOI":"10.1016\/j.jgyn.2013.09.014","article-title":"Long-term outcome in context of intra uterine growth restriction and\/or small for gestational age newborns","volume":"42","author":"Gascoin","year":"2013","journal-title":"J Gynecol Obstet Biol Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib26","doi-asserted-by":"crossref","first-page":"695","DOI":"10.1007\/s10815-010-9470-z","article-title":"Comparison of early pregnancy and neonatal outcomes after frozen and fresh embryo transfer in ART cycles","volume":"27","author":"Aflatoonian","year":"2010","journal-title":"J Assist Reprod Genet"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib27","doi-asserted-by":"crossref","first-page":"265","DOI":"10.1093\/humrep\/dep376","article-title":"Prevalence and risk factors for obstetric haemorrhage in 6730 singleton births after assisted reproductive technology in Victoria Australia","volume":"25","author":"Healy","year":"2010","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib28","doi-asserted-by":"crossref","first-page":"42","DOI":"10.1002\/uog.14870","article-title":"Serum pregnancy-associated plasma protein-A in the three trimesters of pregnancy: effects of maternal characteristics and medical history","volume":"46","author":"Wright","year":"2015","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib29","doi-asserted-by":"crossref","first-page":"1330","DOI":"10.1093\/humrep\/dep046","article-title":"Pregnancies conceived using assisted reproductive technologies (ART) have low levels of pregnancy-associated plasma protein-A (PAPP-A) leading to a high rate of false-positive results in first trimester screening for Down syndrome","volume":"24","author":"Amor","year":"2009","journal-title":"Hum Reprod"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib30","doi-asserted-by":"crossref","first-page":"390","DOI":"10.1002\/pd.1169","article-title":"Maternal serum pregnancy-associated plasma protein-A and free beta-human chorionic gonadotrophin in pregnancies conceived with fresh and frozen-thawed embryos from in\u00a0vitro fertilization and intracytoplasmic sperm injection","volume":"25","author":"Hui","year":"2005","journal-title":"Prenat Diagn"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib31","doi-asserted-by":"crossref","first-page":"143","DOI":"10.1016\/j.pediatrneurol.2014.10.027","article-title":"Neurodevelopmental outcome after extreme prematurity: a review of the literature","volume":"52","author":"Jarjour","year":"2015","journal-title":"Pediatr Neurol"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib32","doi-asserted-by":"crossref","first-page":"1162","DOI":"10.1001\/jamapediatrics.2015.2175","article-title":"Prognostic factors for poor cognitive development in children born very preterm or with very low birth weight: a systematic review","volume":"169","author":"Linsell","year":"2015","journal-title":"JAMA Pediatr"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib33","doi-asserted-by":"crossref","DOI":"10.1542\/peds.2015-3868","article-title":"Cognitive and behavioral outcomes of intrauterine growth restriction school-age children","author":"Chen","year":"2016","journal-title":"Pediatrics"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib34","doi-asserted-by":"crossref","first-page":"547","DOI":"10.1111\/nep.12732","article-title":"Effect of birth weight on adulthood renal function: a bias adjusted meta-analytic approach","volume":"21","author":"Das","year":"2016","journal-title":"Nephrology (Carlton)"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib35","doi-asserted-by":"crossref","first-page":"1411","DOI":"10.1016\/j.fertnstert.2015.08.013","article-title":"Difference in birth weight of consecutive sibling singletons is not found in oocyte donation when comparing fresh versus frozen embryo replacements","volume":"104","author":"Galliano","year":"2015","journal-title":"Fertil Steril"},{"key":"10.1016\/j.fertnstert.2017.01.021_bib36","first-page":"CD003414","article-title":"Cycle regimens for frozen-thawed embryo transfer","author":"Ghobara","year":"2008","journal-title":"Cochrane Database Syst Rev"}],"container-title":["Fertility and Sterility"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0015028217300808?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0015028217300808?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2022,10,23]],"date-time":"2022-10-23T06:50:57Z","timestamp":1666507857000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0015028217300808"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2017,4]]},"references-count":36,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2017,4]]}},"alternative-id":["S0015028217300808"],"URL":"https:\/\/doi.org\/10.1016\/j.fertnstert.2017.01.021","relation":{},"ISSN":["0015-0282"],"issn-type":[{"value":"0015-0282","type":"print"}],"subject":[],"published":{"date-parts":[[2017,4]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Perinatal outcomes in children born after fresh or frozen embryo transfer: a Catalan cohort study based on 14,262 newborns","name":"articletitle","label":"Article Title"},{"value":"Fertility and Sterility","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.fertnstert.2017.01.021","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a92017 American Society for Reproductive Medicine, Published by Elsevier Inc.","name":"copyright","label":"Copyright"}]}}