{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T17:17:38Z","timestamp":1784740658989,"version":"3.55.0"},"reference-count":18,"publisher":"Oxford University Press (OUP)","issue":"10","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Human Reproduction"],"published-print":{"date-parts":[[2010,10,1]]},"DOI":"10.1093\/humrep\/deq217","type":"journal-article","created":{"date-parts":[[2010,8,17]],"date-time":"2010-08-17T20:40:30Z","timestamp":1282077630000},"page":"2434-2440","source":"Crossref","is-referenced-by-count":34,"title":["Does a prediction model for pregnancy of unknown location developed in the UK validate on a US population?"],"prefix":"10.1093","volume":"25","author":[{"given":"K. T.","family":"Barnhart","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M. D.","family":"Sammel","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"D.","family":"Appleby","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Rausch","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"T.","family":"Molinaro","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"B.","family":"Van Calster","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"E.","family":"Kirk","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"G.","family":"Condous","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"S.","family":"Van Huffel","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"D.","family":"Timmerman","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"T.","family":"Bourne","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"286","published-online":{"date-parts":[[2010,8,17]]},"reference":[{"issue":"4","key":"1_35283727","doi-asserted-by":"publisher","first-page":"379","DOI":"10.1056\/NEJMcp0810384","volume":"361","author":"Barnhart","year":"2009","journal-title":"New England Journal of Medicine","ISSN":"https:\/\/id.crossref.org\/issn\/0028-4793","issn-type":"print"},{"issue":"1","key":"2_18245411","doi-asserted-by":"publisher","first-page":"50","DOI":"10.1097\/01.AOG.0000128174.48843.12","volume":"104","author":"Barnhart","year":"2004","journal-title":"Obstetrics &amp; Gynecology","ISSN":"https:\/\/id.crossref.org\/issn\/0029-7844","issn-type":"print"},{"issue":"5 Pt 1","key":"3_18498734","doi-asserted-by":"publisher","first-page":"975","DOI":"10.1097\/01.AOG.0000142712.80407.fd","volume":"104","author":"Barnhart","year":"2004","journal-title":"Obstetrics &amp; Gynecology","ISSN":"https:\/\/id.crossref.org\/issn\/0029-7844","issn-type":"print"},{"issue":"9","key":"4_31269853","doi-asserted-by":"publisher","first-page":"1964","DOI":"10.1093\/humrep\/den221","volume":"23","year":"2008","journal-title":"Human Reproduction","ISSN":"https:\/\/id.crossref.org\/issn\/0268-1161","issn-type":"print"},{"issue":"3","key":"5_18415724","doi-asserted-by":"publisher","first-page":"351","DOI":"10.1016\/j.ijgo.2004.04.004","volume":"86","author":"Condous","year":"2004","journal-title":"International journal of gynaecology and obstetrics: the official organ of the International Federation of Gynaecology and Obstetrics","ISSN":"https:\/\/id.crossref.org\/issn\/0020-7292","issn-type":"print"},{"issue":"8","key":"6_18391302","doi-asserted-by":"publisher","first-page":"1900","DOI":"10.1093\/humrep\/deh341","volume":"19","year":"2004","journal-title":"Human Reproduction","ISSN":"https:\/\/id.crossref.org\/issn\/0268-1161","issn-type":"print"},{"issue":"10","key":"7_22305721","doi-asserted-by":"publisher","first-page":"2706","DOI":"10.1093\/humrep\/del223","volume":"21","year":"2006","journal-title":"Human Reproduction","ISSN":"https:\/\/id.crossref.org\/issn\/0268-1161","issn-type":"print"},{"issue":"6","key":"8_28795739","doi-asserted-by":"publisher","first-page":"680","DOI":"10.1002\/uog.4015","volume":"29","author":"Condous","year":"2007","journal-title":"Ultrasound in obstetrics &amp; gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology","ISSN":"https:\/\/id.crossref.org\/issn\/0960-7692","issn-type":"print"},{"issue":"3","key":"9_29409068","doi-asserted-by":"publisher","first-page":"572","DOI":"10.1016\/j.fertnstert.2006.12.015","volume":"88","author":"Condous","year":"2007","journal-title":"Fertility and sterility","ISSN":"https:\/\/id.crossref.org\/issn\/0015-0282","issn-type":"print"},{"issue":"7","key":"10_21872192","doi-asserted-by":"publisher","first-page":"1824","DOI":"10.1093\/humrep\/del083","volume":"21","year":"2006","journal-title":"Human Reproduction","ISSN":"https:\/\/id.crossref.org\/issn\/0268-1161","issn-type":"print"},{"issue":"3","key":"12_21660955","doi-asserted-by":"publisher","first-page":"311","DOI":"10.1002\/uog.2702","volume":"27","author":"Kirk","year":"2006","journal-title":"Ultrasound in obstetrics &amp; gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology","ISSN":"https:\/\/id.crossref.org\/issn\/0960-7692","issn-type":"print"},{"issue":"11","key":"13_29412156","doi-asserted-by":"publisher","first-page":"2824","DOI":"10.1093\/humrep\/dem283","volume":"22","year":"2007","journal-title":"Human Reproduction","ISSN":"https:\/\/id.crossref.org\/issn\/0268-1161","issn-type":"print"},{"issue":"6","key":"14_28485652","doi-asserted-by":"publisher","first-page":"1744","DOI":"10.1093\/humrep\/dem073","volume":"22","year":"2007","journal-title":"Human Reproduction","ISSN":"https:\/\/id.crossref.org\/issn\/0268-1161","issn-type":"print"},{"issue":"2","key":"16_30905882","doi-asserted-by":"publisher","first-page":"207","DOI":"10.1177\/0962280207087173","volume":"17","author":"Gengsheng Qin","year":"2008","journal-title":"Statistical Methods in Medical Research","ISSN":"https:\/\/id.crossref.org\/issn\/0962-2802","issn-type":"print"},{"issue":"2 Pt 1","key":"17_21466211","doi-asserted-by":"crossref","first-page":"399","DOI":"10.1097\/01.AOG.0000198632.15229.be","volume":"107","author":"Seeber","year":"2006","journal-title":"Obstetrics &amp; Gynecology","ISSN":"https:\/\/id.crossref.org\/issn\/0029-7844","issn-type":"print"},{"issue":"2","key":"18_22449480","doi-asserted-by":"publisher","first-page":"454","DOI":"10.1016\/j.fertnstert.2005.12.056","volume":"86","author":"Seeber","year":"2006","journal-title":"Fertility and sterility","ISSN":"https:\/\/id.crossref.org\/issn\/0015-0282","issn-type":"print"},{"issue":"3","key":"19_21648294","doi-asserted-by":"crossref","first-page":"605","DOI":"10.1097\/01.AOG.0000198635.25135.e7","volume":"107","author":"Silva","year":"2006","journal-title":"Obstetrics &amp; Gynecology","ISSN":"https:\/\/id.crossref.org\/issn\/0029-7844","issn-type":"print"},{"issue":"2","key":"20_33637578","doi-asserted-by":"publisher","first-page":"139","DOI":"10.1016\/j.artmed.2008.12.003","volume":"46","author":"Van Calster","year":"2009","journal-title":"Artificial intelligence in medicine","ISSN":"https:\/\/id.crossref.org\/issn\/0933-3657","issn-type":"print"}],"container-title":["Human Reproduction"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/academic.oup.com\/humrep\/article-pdf\/25\/10\/2434\/7069327\/deq217.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2017,8,24]],"date-time":"2017-08-24T09:30:48Z","timestamp":1503567048000},"score":1,"resource":{"primary":{"URL":"https:\/\/academic.oup.com\/humrep\/article-lookup\/doi\/10.1093\/humrep\/deq217"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2010,8,17]]},"references-count":18,"journal-issue":{"issue":"10","published-online":{"date-parts":[[2010,9,15]]},"published-print":{"date-parts":[[2010,10,1]]}},"URL":"https:\/\/doi.org\/10.1093\/humrep\/deq217","relation":{},"ISSN":["0268-1161","1460-2350"],"issn-type":[{"value":"0268-1161","type":"print"},{"value":"1460-2350","type":"electronic"}],"subject":[],"published":{"date-parts":[[2010,8,17]]}}}