{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,30]],"date-time":"2026-10-30T23:56:02Z","timestamp":1793404562396,"version":"4.5.0"},"reference-count":57,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2021,3,1]],"date-time":"2021-03-01T00:00:00Z","timestamp":1614556800000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"name":"Scientific Endometriosis Foundation \/SEF"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Best Practice &amp; Research Clinical Obstetrics &amp; Gynaecology"],"published-print":{"date-parts":[[2021,3]]},"DOI":"10.1016\/j.bpobgyn.2020.11.004","type":"journal-article","created":{"date-parts":[[2020,12,11]],"date-time":"2020-12-11T19:11:46Z","timestamp":1607713906000},"page":"27-37","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":52,"special_numbering":"C","title":["Classification of deep endometriosis (DE) including bowel endometriosis: From r-ASRM to #Enzian-classification"],"prefix":"10.1016","volume":"71","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3943-3300","authenticated-orcid":false,"given":"J\u00f6rg","family":"Keckstein","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Gernot","family":"Hudelist","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"2","key":"10.1016\/j.bpobgyn.2020.11.004_bib1","doi-asserted-by":"crossref","first-page":"315","DOI":"10.1093\/humrep\/dew293","article-title":"World Endometriosis Society consensus on the classification of endometriosis","volume":"32","author":"Johnson","year":"2017","journal-title":"Hum Reprod"},{"issue":"6","key":"10.1016\/j.bpobgyn.2020.11.004_bib2","doi-asserted-by":"crossref","first-page":"633","DOI":"10.1016\/S0015-0282(16)44409-2","article-title":"Classification of endometriosis. The American fertility society","volume":"32","year":"1979","journal-title":"Fertil Steril"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib3","doi-asserted-by":"crossref","first-page":"817","DOI":"10.1016\/S0015-0282(97)81391-X","article-title":"Revised American society for reproductive medicine classification of endometriosis: 1996","volume":"67","year":"1997","journal-title":"Fertil Steril"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib4","first-page":"291","article-title":"ENZIAN-Klassifikation der tief infiltrierenden Endometriose","volume":"125","author":"Keckstein","year":"2003","journal-title":"Zentralblatt f\u00fcr Gyn\u00e4kol"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib5","doi-asserted-by":"crossref","first-page":"1609","DOI":"10.1016\/j.fertnstert.2009.09.035","article-title":"Endometriosis fertility index: the new, validated endometriosis staging system","volume":"94","author":"Adamson","year":"2010","journal-title":"Fertil Steril"},{"issue":"3","key":"10.1016\/j.bpobgyn.2020.11.004_bib6","doi-asserted-by":"crossref","first-page":"186","DOI":"10.1007\/s13669-013-0051-x","article-title":"The role of the endometriosis fertility index (EFI) and endometriosis scoring systems in predicting infertility outcomes","volume":"2","author":"Cook","year":"2013","journal-title":"Current Obstetrics and Gynecology Reports"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib7","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1016\/S0020-7292(03)00079-1","article-title":"Histological classification of endometriosis as a predictor of response to treatment","volume":"82","author":"Abrao","year":"2003","journal-title":"Int J Gynaecol Obstet"},{"issue":"3","key":"10.1016\/j.bpobgyn.2020.11.004_bib8","doi-asserted-by":"crossref","first-page":"329","DOI":"10.1093\/humupd\/dmv003","article-title":"Deep endometriosis infiltrating the recto-sigmoid: critical factors to consider before management","volume":"21","author":"Abrao","year":"2015","journal-title":"Hum Reprod Update"},{"issue":"4","key":"10.1016\/j.bpobgyn.2020.11.004_bib9","doi-asserted-by":"crossref","first-page":"213","DOI":"10.1097\/GCO.0b013e328348a3ba","article-title":"Endometriosis classification: an update","volume":"23","author":"Adamson","year":"2011","journal-title":"Curr Opin Obstet Gynecol"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib10","first-page":"1","article-title":"An endometriosis classification, designed to be validated","volume":"8","author":"Koninckx","year":"2011"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib11","doi-asserted-by":"crossref","first-page":"714","DOI":"10.1016\/S0015-0282(16)48998-3","article-title":"Evolution of the revised American fertility society classification of endometriosis","volume":"44","author":"Brosens","year":"1985","journal-title":"Fertil Steril"},{"issue":"11","key":"10.1016\/j.bpobgyn.2020.11.004_bib12","doi-asserted-by":"crossref","first-page":"1792","DOI":"10.1093\/oxfordjournals.humrep.a137936","article-title":"Improving the classification of endometriosis","volume":"8","author":"Brosens","year":"1993","journal-title":"Hum Reprod"},{"issue":"8845","key":"10.1016\/j.bpobgyn.2020.11.004_bib13","doi-asserted-by":"crossref","first-page":"630","DOI":"10.1016\/0140-6736(93)90389-X","article-title":"Classification of endometriosis revisited","volume":"341","author":"Brosens","year":"1993","journal-title":"Lancet"},{"issue":"3","key":"10.1016\/j.bpobgyn.2020.11.004_bib14","doi-asserted-by":"crossref","first-page":"197","DOI":"10.1016\/S1297-9589(03)00045-6","article-title":"[Deep pelvic endometriosis: management and proposal for a \"surgical classification\"]","volume":"31","author":"Chapron","year":"2003","journal-title":"Gynecol Obstet Fertil"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib15","doi-asserted-by":"crossref","first-page":"157","DOI":"10.1093\/humrep\/deg009","article-title":"Anatomical distribution of deeply infiltrating endometriosis: surgical implications and proposition for a classification","volume":"18","author":"Chapron","year":"2003","journal-title":"Hum Reprod"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib16","doi-asserted-by":"crossref","first-page":"143","DOI":"10.1016\/j.fertnstert.2014.03.043","article-title":"Ultrasound mapping system for the surgical management of deep infiltrating endometriosis","volume":"102","author":"Exacoustos","year":"2014","journal-title":"Fertil Steril"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib17","doi-asserted-by":"crossref","first-page":"180","DOI":"10.1016\/S0015-0282(16)53663-2","article-title":"American Fertility Society classification of endometriosis--the last word?","volume":"54","author":"Redwine","year":"1990","journal-title":"Fertil Steril"},{"issue":"2","key":"10.1016\/j.bpobgyn.2020.11.004_bib18","first-page":"67","article-title":"Endometriosis classification-the quest for the holy grail?","volume":"17","author":"Khazali","year":"2016","journal-title":"J\u00a0Reproduction Infertil"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib19","doi-asserted-by":"crossref","first-page":"576","DOI":"10.1002\/uog.19096","article-title":"A sonographic classification and reporting system for diagnosing adenomyosis","volume":"53","author":"Van den Bosch","year":"2019","journal-title":"Ultrasound Obstet Gynecol"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib20","doi-asserted-by":"crossref","first-page":"27","DOI":"10.3389\/fsurg.2019.00027","article-title":"It is necessary to purpose an add-on to the American classification of endometriosis? This disease can Be compared to a malignant proliferation while remaining benign in most cases. EndoGram(R) is a new profile witness of its evolutionary potential","volume":"6","author":"Bouquet de Joliniere","year":"2019","journal-title":"Front Surg"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib21","article-title":"Ultrasonography for bowel endometriosis","author":"Ferrero","year":"2020","journal-title":"Best Practice & Research Clinical Obstetrics & Gynaecology"},{"issue":"6","key":"10.1016\/j.bpobgyn.2020.11.004_bib22","doi-asserted-by":"crossref","first-page":"692","DOI":"10.1002\/uog.12431","article-title":"Uterine sliding sign: a simple sonographic predictor for presence of deep infiltrating endometriosis of the rectum","volume":"41","author":"Hudelist","year":"2013","journal-title":"Ultrasound Obstet Gynecol"},{"issue":"4","key":"10.1016\/j.bpobgyn.2020.11.004_bib23","doi-asserted-by":"crossref","first-page":"480","DOI":"10.1002\/uog.8935","article-title":"Transvaginal sonography vs. clinical examination in the preoperative diagnosis of deep infiltrating endometriosis","volume":"37","author":"Hudelist","year":"2011","journal-title":"Ultrasound Obstet Gynecol"},{"issue":"3","key":"10.1016\/j.bpobgyn.2020.11.004_bib24","doi-asserted-by":"crossref","first-page":"318","DOI":"10.1002\/uog.15955","article-title":"Systematic approach to sonographic evaluation of the pelvis in women with suspected endometriosis, including terms, definitions and measurements: a consensus opinion from the International Deep Endometriosis Analysis (IDEA) group","volume":"48","author":"Guerriero","year":"2016","journal-title":"Ultrasound Obstet Gynecol"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib25","doi-asserted-by":"crossref","first-page":"109","DOI":"10.1007\/s00404-019-05157-1","article-title":"The ENZIAN score as a preoperative MRI-based classification instrument for deep infiltrating endometriosis","volume":"300","author":"Burla","year":"2019","journal-title":"Arch Gynecol Obstet"},{"issue":"7","key":"10.1016\/j.bpobgyn.2020.11.004_bib26","first-page":"1589","article-title":"Magnetic resonance imaging classification of deep pelvic endometriosis: description and impact on surgical management","volume":"35","author":"Thomassin-Naggara","year":"2020"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib27","doi-asserted-by":"crossref","first-page":"89","DOI":"10.1016\/j.mric.2019.08.006","article-title":"Magnetic resonance enema in rectosigmoid endometriosis","volume":"28","author":"Biscaldi","year":"2020","journal-title":"Magn Reson Imag Clin N Am"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib28","article-title":"Negative sliding sign during dynamic ultrasonography predicts low endometriosis fertility index at laparoscopy","author":"Alfaraj","year":"2020","journal-title":"J\u00a0Minim Invasive Gynecol"},{"issue":"2","key":"10.1016\/j.bpobgyn.2020.11.004_bib29","doi-asserted-by":"crossref","first-page":"379","DOI":"10.1148\/radiol.2322030762","article-title":"Deep pelvic endometriosis: MR imaging for diagnosis and prediction of extension of disease","volume":"232","author":"Bazot","year":"2004","journal-title":"Radiology"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib30","doi-asserted-by":"crossref","first-page":"776","DOI":"10.1016\/j.jmig.2015.02.019","article-title":"Contribution of computed tomography enema and magnetic resonance imaging to diagnose multifocal and multicentric bowel lesions in patients with colorectal endometriosis","volume":"22","author":"Belghiti","year":"2015","journal-title":"J\u00a0Minim Invasive Gynecol"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib31","doi-asserted-by":"crossref","first-page":"275","DOI":"10.1055\/s-2005-836904","article-title":"ENZIAN-score, a classification of deep infiltrating endometriosis","volume":"127","author":"Tuttlies","year":"2005","journal-title":"Zentralblatt f\u00fcr Gyn\u00e4kol"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib32","series-title":"The revised Enzian classification.[Consensus meeting, 7th Conference of the Stiftung Endometriose Forschung (Foundation for Endometriosis Research), Hotel Enzian, Weissensee, Austria, February 25\u201327, 2011.]","year":"2011"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib33","series-title":"Development and validation of a new Visual Numeric Endometriosis Surgical Score for assessment of pelvic endometriosis using videotaped laparoscopic procedures","author":"Abdalla AL","year":"2015"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib34","series-title":"Gynecologic and obstetric surgery","first-page":"1167","article-title":"Additional international perspectives","author":"Adamyan","year":"1993"},{"issue":"3","key":"10.1016\/j.bpobgyn.2020.11.004_bib35","doi-asserted-by":"crossref","first-page":"160","DOI":"10.1080\/14017430510035916","article-title":"Deep endometriosis, including intestinal involvement--the interdisciplinary approach","volume":"14","author":"Keckstein","year":"2005","journal-title":"Minim Invasive Ther Allied Technol"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib36","doi-asserted-by":"crossref","first-page":"99","DOI":"10.1016\/j.ejogrb.2012.10.012","article-title":"Preoperative planning of surgery for deeply infiltrating endometriosis using the ENZIAN classification","volume":"166","author":"Haas","year":"2013","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib37","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1111\/aogs.12026","article-title":"The rASRM score and the Enzian classification for endometriosis: their strengths and weaknesses","volume":"92","author":"Haas","year":"2013","journal-title":"Acta Obstet Gynecol Scand"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib38","doi-asserted-by":"crossref","first-page":"941","DOI":"10.1007\/s00404-012-2647-1","article-title":"Efficacy of the revised Enzian classification: a retrospective analysis. Does the revised Enzian classification solve the problem of duplicate classification in rASRM and Enzian?","volume":"287","author":"Haas","year":"2013","journal-title":"Arch Gynecol Obstet"},{"issue":"3","key":"10.1016\/j.bpobgyn.2020.11.004_bib39","doi-asserted-by":"crossref","first-page":"133","DOI":"10.4274\/jtgga.galenos.2018.2018.0120","article-title":"Clinical characteristics and location of lesions in patients with deep infiltrating endometriosis: using the revised Enzian classification","volume":"20","author":"Morgan-Ortiz","year":"2018","journal-title":"J\u00a0Turk Ger Gynecol Assoc"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib40","doi-asserted-by":"crossref","first-page":"845","DOI":"10.1016\/j.rbmo.2019.06.006","article-title":"Association between disease extent and pain symptoms in patients with deep infiltrating endometriosis","volume":"39","author":"Montanari","year":"2019","journal-title":"Reprod Biomed Online"},{"issue":"2","key":"10.1016\/j.bpobgyn.2020.11.004_bib41","first-page":"209","article-title":"Anatomical distribution of pelvic deep infiltrating endometriosis and its relationship with pain symptoms","volume":"125","author":"Dai","year":"2012","journal-title":"Chin Med J"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib42","series-title":"Laparoscopic assited segmental resection in endometriosis with bowel involvement (Laparoskopisch-assistierte Sigmasegmentresektionbei Endometriose mit Darmbeteiligung)","author":"Wustlich","year":"2002"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib43","doi-asserted-by":"crossref","first-page":"562","DOI":"10.1111\/aogs.12118","article-title":"Enzian classification: does it correlate with clinical symptoms and the rASRM score?","volume":"92","author":"Haas","year":"2013","journal-title":"Acta Obstet Gynecol Scand"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib44","author":"Mutuku","year":"2015"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib45","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1016\/j.fertnstert.2008.04.070","article-title":"Fertility after bowel resection for endometriosis","volume":"92","author":"Ferrero","year":"2009","journal-title":"Fertil Steril"},{"issue":"4","key":"10.1016\/j.bpobgyn.2020.11.004_bib46","doi-asserted-by":"crossref","first-page":"568","DOI":"10.1016\/j.ejrad.2014.12.017","article-title":"Detection and localization of deep endometriosis by means of MRI and correlation with the ENZIAN score","volume":"84","author":"Di Paola","year":"2015","journal-title":"Eur J Radiol"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib47","series-title":"Comparison between sonography-based and surgical extent of deep endometriosis (DE) using the Enzian classification","author":"Hudelist","year":"2019"},{"issue":"6","key":"10.1016\/j.bpobgyn.2020.11.004_bib48","doi-asserted-by":"crossref","first-page":"1438","DOI":"10.1016\/j.fertnstert.2016.07.1097","article-title":"Rectal shaving for deep endometriosis infiltrating the rectum: a 5-year continuous retrospective series","volume":"106","author":"Roman","year":"2016","journal-title":"Fertil Steril"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib49","first-page":"100028","article-title":"Nomogram predicting the likelihood of complications after surgery for deep endometriosis without bowel involvement","volume":"3","author":"Poupon","year":"2019","journal-title":"Eur J Obstet Gynecol Reprod Biol X"},{"issue":"9","key":"10.1016\/j.bpobgyn.2020.11.004_bib50","doi-asserted-by":"crossref","first-page":"890","DOI":"10.1055\/s-0033-1350810","article-title":"Interdisciplinary S2k guidelines for the diagnosis and treatment of endometriosis: short version - AWMF registry No. 015-045","volume":"73","author":"Ulrich","year":"2013","journal-title":"Geburtshilfe Frauenheilkd"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib51","article-title":"Recommendations for the surgical treatment of endometriosis. Part 2: deep endometriosis","volume":"2020","author":"Keckstein","year":"2020","journal-title":"Hum Reprod Open"},{"issue":"6","key":"10.1016\/j.bpobgyn.2020.11.004_bib52","doi-asserted-by":"crossref","first-page":"1219","DOI":"10.1093\/humrep\/dew067","article-title":"Consensus on recording deep endometriosis surgery: the CORDES statement","volume":"31","author":"Vanhie","year":"2016","journal-title":"Hum Reprod"},{"issue":"1","key":"10.1016\/j.bpobgyn.2020.11.004_bib53","doi-asserted-by":"crossref","first-page":"4","DOI":"10.1159\/000346457","article-title":"Implementation of certified endometriosis centers: 5-year experience in German-speaking Europe","volume":"76","author":"Ebert","year":"2013","journal-title":"Gynecol Obstet Invest"},{"issue":"5","key":"10.1016\/j.bpobgyn.2020.11.004_bib54","doi-asserted-by":"crossref","first-page":"924","DOI":"10.1016\/S0015-0282(16)55436-3","article-title":"Deep endometriosis: a consequence of infiltration or retraction or possibly adenomyosis externa?","volume":"58","author":"Koninckx","year":"1992","journal-title":"Fertil Steril"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib55","series-title":"Oral presenation","article-title":"The Enzian classification - a universal tool for description of endometriosis","author":"Keckstein","year":"2019"},{"issue":"4","key":"10.1016\/j.bpobgyn.2020.11.004_bib56","first-page":"1","article-title":"EQUSUM: endometriosis QUality and grading instrument for SUrgical performance. Proof of concept study for automatic digital registration and classification scoring for r-ASRM, EFI and Enzian","author":"Metzemaekers","year":"2020","journal-title":"Hum Reprod Open"},{"key":"10.1016\/j.bpobgyn.2020.11.004_bib57","doi-asserted-by":"crossref","DOI":"10.1111\/aogs.14099","article-title":"The Enzian classification: A comprehensive non-invasive and surgical description system for endometriosis","author":"Keckstein","year":"2021","journal-title":"Acta Obstet\u00a0Gynecol Scand"}],"container-title":["Best Practice &amp; Research Clinical Obstetrics &amp; Gynaecology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1521693420301759?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1521693420301759?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,26]],"date-time":"2025-10-26T17:12:15Z","timestamp":1761498735000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1521693420301759"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,3]]},"references-count":57,"alternative-id":["S1521693420301759"],"URL":"https:\/\/doi.org\/10.1016\/j.bpobgyn.2020.11.004","relation":{},"ISSN":["1521-6934"],"issn-type":[{"value":"1521-6934","type":"print"}],"subject":[],"published":{"date-parts":[[2021,3]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Classification of deep endometriosis (DE) including bowel endometriosis: From r-ASRM to #Enzian-classification","name":"articletitle","label":"Article Title"},{"value":"Best Practice & Research Clinical Obstetrics & Gynaecology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.bpobgyn.2020.11.004","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2021 Elsevier Ltd. All rights reserved.","name":"copyright","label":"Copyright"}]}}