{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,7]],"date-time":"2026-02-07T12:55:20Z","timestamp":1770468920167,"version":"3.49.0"},"reference-count":17,"publisher":"Elsevier BV","issue":"3","license":[{"start":{"date-parts":[[2001,2,1]],"date-time":"2001-02-01T00:00:00Z","timestamp":980985600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["American Journal of Obstetrics and Gynecology"],"published-print":{"date-parts":[[2001,2]]},"DOI":"10.1067\/mob.2001.109395","type":"journal-article","created":{"date-parts":[[2002,7,25]],"date-time":"2002-07-25T04:19:27Z","timestamp":1027570767000},"page":"390-393","source":"Crossref","is-referenced-by-count":18,"title":["Association between raised serum relaxin levels during the eighteenth gestational week and very preterm delivery"],"prefix":"10.1067","volume":"184","author":[{"given":"Ida","family":"Vogel","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jannie D.","family":"Salvig","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Niels J\u00f8rgen","family":"Secher","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Niels","family":"Uldbjerg","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1067\/mob.2001.109395_bib1","doi-asserted-by":"crossref","first-page":"414","DOI":"10.1093\/oxfordjournals.epirev.a036128","article-title":"Epidemiology of preterm birth","volume":"15","author":"Berkowitz","year":"1993","journal-title":"Epidemiol Rev"},{"key":"10.1067\/mob.2001.109395_bib2","doi-asserted-by":"crossref","first-page":"675","DOI":"10.1097\/00003081-199538040-00002","article-title":"The diagnosis of preterm labor and the prediction of preterm delivery","volume":"38","author":"Lockwood","year":"1995","journal-title":"Clin Obstet Gynecol"},{"key":"10.1067\/mob.2001.109395_bib3","doi-asserted-by":"crossref","first-page":"837","DOI":"10.1016\/S0095-5108(18)30086-1","article-title":"Endocrine assays to predict preterm delivery","volume":"25","author":"Jackson","year":"1998","journal-title":"Clin Perinatol"},{"key":"10.1067\/mob.2001.109395_bib4","first-page":"861","article-title":"Relaxin","author":"Sherwood","year":"1994"},{"key":"10.1067\/mob.2001.109395_bib5","doi-asserted-by":"crossref","first-page":"123","DOI":"10.1016\/0028-2243(94)90054-X","article-title":"Relaxin (hRLX-2) induced weakening of human fetal membranes in vitro","volume":"57","author":"Petersen","year":"1994","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"key":"10.1067\/mob.2001.109395_bib6","doi-asserted-by":"crossref","first-page":"292","DOI":"10.1111\/j.1471-0528.1992.tb13725.x","article-title":"Serum relaxin as a potential marker for preterm labour","volume":"99","author":"Petersen","year":"1992","journal-title":"BJOG"},{"key":"10.1067\/mob.2001.109395_bib7","doi-asserted-by":"crossref","first-page":"85","DOI":"10.1016\/S0015-0282(16)60794-X","article-title":"Relaxin levels in antenatal patients following in vitro fertilization","volume":"52","author":"Bell","year":"1989","journal-title":"Fertil Steril"},{"key":"10.1067\/mob.2001.109395_bib8","first-page":"821","article-title":"Elevated first-trimester serum relaxin concentrations in pregnant women following ovarian stimulation predict prematurity risk and preterm delivery","volume":"82","author":"Weiss","year":"1993","journal-title":"Obstet Gynecol"},{"key":"10.1067\/mob.2001.109395_bib9","doi-asserted-by":"crossref","first-page":"65","DOI":"10.3109\/00016348509154690","article-title":"Normal growth of the fetal biparietal diameter and the abdominal diameter in a longitudinal study: an evaluation of these two parameters in predicting fetal weight","volume":"64","author":"Eriksen","year":"1985","journal-title":"Acta Obstet Gynecol Scand"},{"key":"10.1067\/mob.2001.109395_bib10","first-page":"29","article-title":"The meaning and use of the area under receiver operating characteristic (ROC) curve","volume":"143","author":"Hanley","year":"1982","journal-title":"Diagn Radiol"},{"key":"10.1067\/mob.2001.109395_bib11","doi-asserted-by":"crossref","first-page":"662","DOI":"10.1016\/0002-9378(83)90446-5","article-title":"Ripening of the uterine cervix related to changes in collagen, glycosaminoglycans and collagenolytic activity","volume":"147","author":"Uldbjerg","year":"1983","journal-title":"Am J Obstet Gynecol"},{"key":"10.1067\/mob.2001.109395_bib12","first-page":"109","article-title":"The role of relaxin in preterm labor","volume":"3","author":"Goldsmith","year":"1998","journal-title":"Prenat Neonat Med"},{"key":"10.1067\/mob.2001.109395_bib13","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1677\/joe.0.1450441","article-title":"Characteristics of the binding of 32p-labelled human relaxins to the human fetal membranes","volume":"145","author":"Garibay Tupas","year":"1995","journal-title":"J Endocrinol"},{"key":"10.1067\/mob.2001.109395_bib14","doi-asserted-by":"crossref","first-page":"1332","DOI":"10.1210\/jcem-56-6-1332","article-title":"Relaxin stimulates collagenase and plasminogen activator secretion by dispersed human amnion and chorion cells in vitro","volume":"56","author":"Koay","year":"1983","journal-title":"J Clin Endocrinol Metab"},{"key":"10.1067\/mob.2001.109395_bib15","doi-asserted-by":"crossref","first-page":"800","DOI":"10.1095\/biolreprod56.4.800","article-title":"An autocrine\/paracrine role of human decidual relaxin. I. Interstitial collagenase (MMP-1) and tissue plasminogen activator","volume":"56","author":"Qin","year":"1997","journal-title":"Biol Reprod"},{"key":"10.1067\/mob.2001.109395_bib16","first-page":"328","article-title":"A randomized double-blind placebo-controlled trial of the safety of vaginal recombinant human relaxin for cervical ripening","volume":"82","author":"Bell","year":"1993","journal-title":"Obstet Gynecol"},{"key":"10.1067\/mob.2001.109395_bib17","doi-asserted-by":"crossref","first-page":"775","DOI":"10.1111\/j.1471-0528.1997.tb12019.x","article-title":"Recombinant human relaxin as a cervical ripening agent","volume":"104","author":"Brennand","year":"1997","journal-title":"BJOG"}],"container-title":["American Journal of Obstetrics and Gynecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937801220766?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0002937801220766?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,12,16]],"date-time":"2019-12-16T02:51:03Z","timestamp":1576464663000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0002937801220766"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2001,2]]},"references-count":17,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2001,2]]}},"alternative-id":["S0002937801220766"],"URL":"https:\/\/doi.org\/10.1067\/mob.2001.109395","relation":{},"ISSN":["0002-9378"],"issn-type":[{"value":"0002-9378","type":"print"}],"subject":[],"published":{"date-parts":[[2001,2]]}}}