{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,5]],"date-time":"2025-10-05T00:30:04Z","timestamp":1759624204864,"version":"build-2065373602"},"reference-count":6,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2020,8,1]],"date-time":"2020-08-01T00:00:00Z","timestamp":1596240000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,8,1]],"date-time":"2020-08-01T00:00:00Z","timestamp":1596240000000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","ejog.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"published-print":{"date-parts":[[2020,8]]},"DOI":"10.1016\/j.ejogrb.2020.05.055","type":"journal-article","created":{"date-parts":[[2020,5,29]],"date-time":"2020-05-29T11:27:33Z","timestamp":1590751653000},"page":"275-276","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":1,"special_numbering":"C","title":["A novel methotrexate protocol for the resolution of tubal ectopic pregnancies: Methodological issues on prognostic studies"],"prefix":"10.1016","volume":"251","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-1928-992X","authenticated-orcid":false,"given":"Siamak","family":"Sabour","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"issue":"April","key":"10.1016\/j.ejogrb.2020.05.055_bib0005","doi-asserted-by":"crossref","first-page":"186","DOI":"10.1016\/j.ejogrb.2020.02.029","article-title":"Prognostic accuracy of a novel methotrexate protocol for the resolution of tubal ectopic pregnancies","volume":"247","author":"Leonardi","year":"2020","journal-title":"Eur J Obstet Gynecol Reprod Biol"},{"key":"10.1016\/j.ejogrb.2020.05.055_bib0010","series-title":"Cohort studies. Modern epidemiology","first-page":"79","author":"Rothman","year":"2008"},{"issue":"March","key":"10.1016\/j.ejogrb.2020.05.055_bib0015","doi-asserted-by":"crossref","first-page":"316","DOI":"10.1038\/ejcn.2013.209","article-title":"The biomarker-based validity of a food frequency questionnaire to assess the intake status of folate, pyridoxine and cobalamin among Iranian primary breast cancer patients","volume":"68","author":"Pirouzpanah","year":"2014","journal-title":"Eur J Clin Nutr"},{"issue":"January (1)","key":"10.1016\/j.ejogrb.2020.05.055_bib0020","doi-asserted-by":"crossref","first-page":"8","DOI":"10.1016\/j.ajodo.2014.10.016","article-title":"Prediction of 3-dimensional pharyngeal airway changes after orthognathic surgery: a methodological issue","volume":"147","author":"Sabour","year":"2015","journal-title":"Am J Orthod Dentofacial Orthop"},{"issue":"January (1)","key":"10.1016\/j.ejogrb.2020.05.055_bib0025","first-page":"80","article-title":"Obesity predictors in people with chronic spinal cord injury: a common mistake","volume":"19","author":"Sabour","year":"2014","journal-title":"J Res Med Sci"},{"issue":"June (6)","key":"10.1016\/j.ejogrb.2020.05.055_bib0030","doi-asserted-by":"crossref","first-page":"e31","DOI":"10.1016\/j.ophtha.2013.01.055","article-title":"Predictive value of confocal scanning laser for the onset of visual field loss","volume":"120","author":"Sabour","year":"2013","journal-title":"Ophthalmology"}],"container-title":["European Journal of Obstetrics & Gynecology and Reproductive Biology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211520303390?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0301211520303390?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2025,10,4]],"date-time":"2025-10-04T05:49:55Z","timestamp":1759556995000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0301211520303390"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,8]]},"references-count":6,"alternative-id":["S0301211520303390"],"URL":"https:\/\/doi.org\/10.1016\/j.ejogrb.2020.05.055","relation":{},"ISSN":["0301-2115"],"issn-type":[{"type":"print","value":"0301-2115"}],"subject":[],"published":{"date-parts":[[2020,8]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"A novel methotrexate protocol for the resolution of tubal ectopic pregnancies: Methodological issues on prognostic studies","name":"articletitle","label":"Article Title"},{"value":"European Journal of Obstetrics & Gynecology and Reproductive Biology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.ejogrb.2020.05.055","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"simple-article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2020 Elsevier B.V. All rights reserved.","name":"copyright","label":"Copyright"}]}}