{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,19]],"date-time":"2026-08-19T18:22:57Z","timestamp":1787163777713,"version":"build-2736575974"},"reference-count":26,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[2016,9,1]],"date-time":"2016-09-01T00:00:00Z","timestamp":1472688000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2016,9,1]],"date-time":"2016-09-01T00:00:00Z","timestamp":1472688000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["ajog.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["American Journal of Obstetrics and Gynecology"],"published-print":{"date-parts":[[2016,9]]},"DOI":"10.1016\/j.ajog.2016.03.017","type":"journal-article","created":{"date-parts":[[2016,3,17]],"date-time":"2016-03-17T16:37:36Z","timestamp":1458232656000},"page":"357.e1-357.e6","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":11,"title":["The greater risk of preterm birth in triplets is mirrored by a more rapid cervical shortening along gestation"],"prefix":"10.1016","volume":"215","author":[{"given":"Liran","family":"Hiersch","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hadar","family":"Rosen","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rania","family":"Okby","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Howie","family":"Freeman","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jon","family":"Barrett","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Nir","family":"Melamed","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.ajog.2016.03.017_bib1","doi-asserted-by":"crossref","first-page":"75","DOI":"10.1016\/S0140-6736(08)60074-4","article-title":"Epidemiology and causes of preterm birth","volume":"371","author":"Goldenberg","year":"2008","journal-title":"Lancet"},{"key":"10.1016\/j.ajog.2016.03.017_bib2","doi-asserted-by":"crossref","first-page":"1629","DOI":"10.1016\/0002-9378(92)91551-K","article-title":"Neonatal morbidity according to gestational age and birth weight from five tertiary care centers in the United States, 1983 through\u00a01986","volume":"166","author":"Robertson","year":"1992","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib3","doi-asserted-by":"crossref","first-page":"437","DOI":"10.1071\/AH11106","article-title":"Multifetal pregnancies: preterm admissions and outcomes","volume":"36","author":"Badgery-Parker","year":"2012","journal-title":"Aust Health Rev"},{"key":"10.1016\/j.ajog.2016.03.017_bib4","doi-asserted-by":"crossref","first-page":"1189","DOI":"10.1111\/j.1600-0412.2011.01187.x","article-title":"Likelihood ratios for the prediction of preterm delivery with biomarkers","volume":"90","author":"Hee","year":"2011","journal-title":"Acta Obstet Gynecol Scand"},{"key":"10.1016\/j.ajog.2016.03.017_bib5","doi-asserted-by":"crossref","first-page":"46","DOI":"10.1080\/jmf.12.1.46.49","article-title":"Predictive value of transvaginal cervical length in triplet pregnancies for spontaneous preterm delivery at < or\u00a0= 32 weeks","volume":"12","author":"Poggi","year":"2002","journal-title":"J\u00a0Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajog.2016.03.017_bib6","doi-asserted-by":"crossref","first-page":"2308","DOI":"10.3109\/14767058.2012.691579","article-title":"Combined fetal fibronectin and cervical length and spontaneous preterm birth in asymptomatic triplet pregnancies","volume":"25","author":"Fox","year":"2012","journal-title":"J\u00a0Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajog.2016.03.017_bib7","doi-asserted-by":"crossref","first-page":"1921","DOI":"10.3109\/14767058.2012.677964","article-title":"Vaginal fetal fibronectin as a predictor of spontaneous preterm delivery in triplet gestations","volume":"25","author":"Roman","year":"2012","journal-title":"J\u00a0Matern Fetal Neonatal Med"},{"key":"10.1016\/j.ajog.2016.03.017_bib8","doi-asserted-by":"crossref","first-page":"155.e1","DOI":"10.1016\/j.ajog.2009.09.004","article-title":"Prediction of spontaneous preterm birth in asymptomatic twin pregnancies using the change in cervical length over time","volume":"202","author":"Fox","year":"2010","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib9","doi-asserted-by":"crossref","first-page":"311","DOI":"10.1097\/01.AOG.0000270112.05025.1d","article-title":"Gestational age at cervical length measurement and incidence of preterm birth","volume":"110","author":"Berghella","year":"2007","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib10","doi-asserted-by":"crossref","first-page":"128.e1","DOI":"10.1016\/j.ajog.2010.02.064","article-title":"Transvaginal sonographic cervical length for the prediction of spontaneous preterm birth in twin pregnancies: a systematic review and metaanalysis","volume":"203","author":"Conde-Agudelo","year":"2010","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib11","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1002\/uog.14665","article-title":"Predictive value of cervical length in women with twin pregnancy presenting with threatened preterm labor","volume":"46","author":"Melamed","year":"2015","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib12","doi-asserted-by":"crossref","first-page":"1279","DOI":"10.1097\/AOG.0000000000000022","article-title":"Predictive value of cervical length in women with threatened preterm labor","volume":"122","author":"Melamed","year":"2013","journal-title":"Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib13","doi-asserted-by":"crossref","first-page":"1108","DOI":"10.1067\/mob.2000.108875","article-title":"Use of cervical ultrasonography in prediction of spontaneous preterm birth in triplet gestations","volume":"183","author":"Guzman","year":"2000","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib14","doi-asserted-by":"crossref","first-page":"1187","DOI":"10.7863\/jum.2004.23.9.1187","article-title":"Cervical length in the early second trimester for detection of triplet pregnancies at risk for preterm birth","volume":"23","author":"Maslovitz","year":"2004","journal-title":"J\u00a0Ultrasound Med"},{"key":"10.1016\/j.ajog.2016.03.017_bib15","doi-asserted-by":"crossref","first-page":"956","DOI":"10.1093\/humrep\/16.5.956","article-title":"Transvaginal sonographic assessment of cervical length changes during triplet gestation","volume":"16","author":"Maymon","year":"2001","journal-title":"Hum Reprod"},{"key":"10.1016\/j.ajog.2016.03.017_bib16","doi-asserted-by":"crossref","first-page":"1442","DOI":"10.1016\/S0002-9378(99)70033-5","article-title":"Ultrasonographic assessment of cervical length in triplet pregnancies","volume":"180","author":"Ramin","year":"1999","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib17","doi-asserted-by":"crossref","first-page":"515","DOI":"10.1046\/j.1469-0705.2000.00293.x","article-title":"Cervical length at 23 weeks in triplets: prediction of spontaneous preterm delivery","volume":"16","author":"To","year":"2000","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib18","doi-asserted-by":"crossref","first-page":"617","DOI":"10.1002\/uog.8905","article-title":"Biweekly ultrasound assessment of cervical shortening in triplet pregnancies and the effect of cerclage placement","volume":"37","author":"Moragianni","year":"2011","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib19","doi-asserted-by":"crossref","first-page":"1410","DOI":"10.1016\/j.ajog.2005.01.033","article-title":"Comparative longitudinal study of cervical length and induced shortening changes among singleton, twin, and triplet pregnancies","volume":"192","author":"Meath","year":"2005","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib20","doi-asserted-by":"crossref","first-page":"42","DOI":"10.1002\/uog.951","article-title":"Sonographic measurement of cervical length in twin pregnancies in threatened preterm labor","volume":"23","author":"Fuchs","year":"2004","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib21","doi-asserted-by":"crossref","first-page":"1511","DOI":"10.1016\/j.jbiomech.2015.02.065","article-title":"The mechanical role of the cervix in pregnancy","volume":"48","author":"Myers","year":"2015","journal-title":"J\u00a0Biomech"},{"key":"10.1016\/j.ajog.2016.03.017_bib22","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.ajog.2015.08.028","article-title":"Uterine overdistention induces preterm labor mediated by inflammation: observations in\u00a0pregnant women and nonhuman primates","volume":"213","author":"Adams Waldorf","year":"2015","journal-title":"Am J Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib23","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1002\/pd.4260","article-title":"In\u00a0vivo assessment of the biomechanical properties of the uterine cervix in pregnancy","volume":"34","author":"Mazza","year":"2014","journal-title":"Prenatal Diagn"},{"key":"10.1016\/j.ajog.2016.03.017_bib24","doi-asserted-by":"crossref","first-page":"44","DOI":"10.1002\/uog.9010","article-title":"Prediction of preterm birth using the cervical consistency index","volume":"38","author":"Parra-Saavedra","year":"2011","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib25","doi-asserted-by":"crossref","first-page":"43","DOI":"10.1002\/uog.6387","article-title":"The role of ultrasound-indicated cerclage in triplets","volume":"34","author":"Moragianni","year":"2009","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.ajog.2016.03.017_bib26","first-page":"785","article-title":"Role of transvaginal sonographic cervical length in predicting spontaneous preterm delivery in triplet pregnancies with therapeutic cerclage","volume":"48","author":"Poggi","year":"2003","journal-title":"J\u00a0Reprod Med"}],"container-title":["American Journal of Obstetrics and Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937816004798?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937816004798?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,9,11]],"date-time":"2025-09-11T11:12:38Z","timestamp":1757589158000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0002937816004798"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,9]]},"references-count":26,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2016,9]]}},"alternative-id":["S0002937816004798"],"URL":"https:\/\/doi.org\/10.1016\/j.ajog.2016.03.017","relation":{},"ISSN":["0002-9378"],"issn-type":[{"value":"0002-9378","type":"print"}],"subject":[],"published":{"date-parts":[[2016,9]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"The greater risk of preterm birth in triplets is mirrored by a more rapid cervical shortening along gestation","name":"articletitle","label":"Article Title"},{"value":"American Journal of Obstetrics and Gynecology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ajog.2016.03.017","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2016 Elsevier Inc. All rights reserved.","name":"copyright","label":"Copyright"}]}}