{"id":"https://openalex.org/W2158051242","doi":"https://doi.org/10.1111/j.1471-0528.1975.tb00627.x","title":"DILATATION OF THE PAROUS NON\u2010PREGNANT CERVIX","display_name":"DILATATION OF THE PAROUS NON\u2010PREGNANT CERVIX","publication_year":1975,"publication_date":"1975-03-01","ids":{"openalex":"https://openalex.org/W2158051242","doi":"https://doi.org/10.1111/j.1471-0528.1975.tb00627.x","mag":"2158051242","pmid":"https://pubmed.ncbi.nlm.nih.gov/1138830"},"language":"en","primary_location":{"id":"doi:10.1111/j.1471-0528.1975.tb00627.x","doi":"https://doi.org/10.1111/j.1471-0528.1975.tb00627.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1471-0528.1975.tb00627.x","pdf_url":null,"source":{"id":"https://openalex.org/S4210173111","display_name":"BJOG An International Journal of Obstetrics & Gynaecology","issn_l":"0306-5456","issn":["0306-5456","1365-215X","1470-0328","1471-0528"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BJOG: An International Journal of Obstetrics & Gynaecology","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5025212908","display_name":"D. T. Y. Liu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1289784979","display_name":"University College Hospital","ror":"https://ror.org/00wrevg56","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1289784979","https://openalex.org/I1340918713"]},{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"David T. Y. Liu","raw_affiliation_strings":["Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","Present appointment: Lecturer in Obstetrics and Gynaecology, University College Hospital, London"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","institution_ids":["https://openalex.org/I162608824"]},{"raw_affiliation_string":"Present appointment: Lecturer in Obstetrics and Gynaecology, University College Hospital, London","institution_ids":["https://openalex.org/I1289784979"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113838921","display_name":"Martin Munro Black","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Martin M. Black","raw_affiliation_strings":["Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","institution_ids":["https://openalex.org/I162608824"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076141173","display_name":"DAVID H. MELCHER","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"David H. Melcher","raw_affiliation_strings":["Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","institution_ids":["https://openalex.org/I162608824"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004293490","display_name":"H.A.H. Melville","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Herbert A. H. Melville","raw_affiliation_strings":["Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","institution_ids":["https://openalex.org/I162608824"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5011335680","display_name":"Stephen Cameron","orcid":"https://orcid.org/0000-0002-1168-2276","observed_orcids":["https://orcid.org/0000-0002-1168-2276"]},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Stephen Cameron","raw_affiliation_strings":["Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","institution_ids":["https://openalex.org/I162608824"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5064129776","display_name":"J Morgon","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I162608824","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656","country_code":"GB","type":"education","lineage":["https://openalex.org/I162608824"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"John Morgon","raw_affiliation_strings":["Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate Division of Biomedical Engineering University of Sussex and Brighton Area Health Authority","institution_ids":["https://openalex.org/I162608824"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5190,"currency":"USD","value_usd":5190},"apc_paid":null,"fwci":2.8359,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.90469062,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":94},"biblio":{"volume":"82","issue":"3","first_page":"246","last_page":"251"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11366","display_name":"Elasticity and Material Modeling","score":0.8568999767303467,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11366","display_name":"Elasticity and Material Modeling","score":0.8568999767303467,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10453","display_name":"Maternal and Perinatal Health Interventions","score":0.03359999880194664,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11290","display_name":"Preterm Birth and Chorioamnionitis","score":0.029500000178813934,"subfield":{"id":"https://openalex.org/subfields/2729","display_name":"Obstetrics and Gynecology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cervical-dilation","display_name":"cervical dilatation","score":0.972000002861023},{"id":"https://openalex.org/keywords/parous-women","display_name":"parous women","score":0.9610000252723694},{"id":"https://openalex.org/keywords/radial-and-circumferential-stresses","display_name":"radial and circumferential stresses","score":0.8420000076293945},{"id":"https://openalex.org/keywords/cervix","display_name":"uterine cervix","score":0.5659999847412109}],"concepts":[{"id":"https://openalex.org/C2777740455","wikidata":"https://www.wikidata.org/wiki/Q666412","display_name":"Cervix","level":3,"score":0.7477395534515381},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.6309545040130615},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4660699665546417},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.45241355895996094},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.41751939058303833},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.14012548327445984},{"id":"https://openalex.org/C121608353","wikidata":"https://www.wikidata.org/wiki/Q12078","display_name":"Cancer","level":2,"score":0.08031970262527466},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.07901021838188171},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D002584","descriptor_name":"Cervix Uteri","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D004106","descriptor_name":"Dilatation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004548","descriptor_name":"Elasticity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005865","descriptor_name":"Gestational Age","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007044","descriptor_name":"Hysterectomy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010298","descriptor_name":"Parity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010336","descriptor_name":"Pathology","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D013314","descriptor_name":"Stress, Mechanical","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1471-0528.1975.tb00627.x","doi":"https://doi.org/10.1111/j.1471-0528.1975.tb00627.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1471-0528.1975.tb00627.x","pdf_url":null,"source":{"id":"https://openalex.org/S4210173111","display_name":"BJOG An International Journal of Obstetrics & Gynaecology","issn_l":"0306-5456","issn":["0306-5456","1365-215X","1470-0328","1471-0528"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-2","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BJOG: An International Journal of Obstetrics & Gynaecology","raw_type":"journal-article"},{"id":"pmid:1138830","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/1138830","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"British journal of obstetrics and gynaecology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9476000070571899}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320320325","display_name":"University of Sussex","ror":"https://ror.org/00ayhx656"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1491401161","https://openalex.org/W1526595493","https://openalex.org/W1568250322","https://openalex.org/W1974952537","https://openalex.org/W2027503730","https://openalex.org/W2087031689","https://openalex.org/W2395625728","https://openalex.org/W2423359193","https://openalex.org/W4250367511","https://openalex.org/W4366410243"],"related_works":["https://openalex.org/W2023270483","https://openalex.org/W2397946386","https://openalex.org/W4205743108","https://openalex.org/W2053058478","https://openalex.org/W2076208784","https://openalex.org/W2408913709","https://openalex.org/W1671298759","https://openalex.org/W2001741535","https://openalex.org/W1983505176","https://openalex.org/W2793112314"],"abstract_inverted_index":{"In":[0],"vitro":[1],"cervical":[2,81,90],"dilatations":[3],"were":[4],"carried":[5],"out":[6],"on":[7],"33":[8],"uteri":[9],"removed":[10],"by":[11],"hysterectomy":[12],"for":[13,36,65],"conditions":[14],"not":[15],"involving":[16],"the":[17,38,43,46,80,89],"cervix":[18],"from":[19],"parous":[20],"women":[21],"in":[22,99],"their":[23],"reproductive":[24],"span":[25],"of":[26,42,48,68,74,88,103],"life.":[27],"A":[28],"specially":[29],"designed":[30],"force":[31],"measuring":[32],"dilator":[33],"was":[34,59],"used":[35],"all":[37],"tests.":[39],"The":[40],"analysis":[41],"results":[44,84],"involved":[45],"application":[47],"a":[49,86,100],"thick-walled":[50],"cylindrical":[51],"stress":[52,78],"determination":[53],"technique.":[54],"Using":[55],"this":[56],"approach":[57],"it":[58],"possible":[60],"to":[61,95],"calculate":[62],"quasi-elastic":[63],"moduli":[64],"different":[66],"degrees":[67],"dilatation":[69,98],"and":[70,76],"obtain":[71],"theoretical":[72],"distributions":[73],"radial":[75],"circumferential":[77],"across":[79],"wall.":[82],"These":[83],"indicated":[85],"yielding":[87],"tissue":[91],"at":[92],"about":[93],"9":[94],"11":[96],"mm.":[97],"significant":[101],"number":[102],"cases.":[104]},"counts_by_year":[{"year":2019,"cited_by_count":1},{"year":2016,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}