{"id":"https://openalex.org/W1595843879","doi":"https://doi.org/10.1016/s0015-0282(16)59352-2","title":"Higher pregnancy rates after in vitro fertilization and embryo transfer in cases with sperm defects","display_name":"Higher pregnancy rates after in vitro fertilization and embryo transfer in cases with sperm defects","publication_year":1987,"publication_date":"1987-08-01","ids":{"openalex":"https://openalex.org/W1595843879","doi":"https://doi.org/10.1016/s0015-0282(16)59352-2","mag":"1595843879","pmid":"https://pubmed.ncbi.nlm.nih.gov/3609336"},"language":"en","primary_location":{"id":"doi:10.1016/s0015-0282(16)59352-2","doi":"https://doi.org/10.1016/s0015-0282(16)59352-2","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0015-0282(16)59352-2","pdf_url":null,"source":{"id":"https://openalex.org/S45445671","display_name":"Fertility and Sterility","issn_l":"0015-0282","issn":["0015-0282","1556-5653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fertility and Sterility","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://doi.org/10.1016/s0015-0282(16)59352-2","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5082032979","display_name":"Yvon Englert","orcid":"https://orcid.org/0000-0002-3919-6755","observed_orcids":["https://orcid.org/0000-0002-3919-6755"]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Yvon Englert","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111872285","display_name":"Marcel Vekemans","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Marcel Vekemans","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064205816","display_name":"Bernard Lejeune","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Bernard Lejeune","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5075896273","display_name":"Michel Van Rysselberge","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Michel Van Rysselberge","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108205795","display_name":"Fran\u00e7oise Puissant","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Fran\u00e7oise Puissant","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5060161044","display_name":"Michel Degueldre","orcid":"https://orcid.org/0000-0002-6034-0539","observed_orcids":["https://orcid.org/0000-0002-6034-0539"]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Michel Degueldre","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5104359609","display_name":"Fernand O. G. Leroy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I132053463","display_name":"Universit\u00e9 Libre de Bruxelles","ror":"https://ror.org/01r9htc13","country_code":"BE","type":"education","lineage":["https://openalex.org/I132053463"]},{"id":"https://openalex.org/I4210154425","display_name":"Centre Hospitalier Universitaire de Saint-Pierre","ror":"https://ror.org/05cmp5q80","country_code":"BE","type":"healthcare","lineage":["https://openalex.org/I4210154425"]}],"countries":["BE"],"is_corresponding":false,"raw_author_name":"Fernand Leroy","raw_affiliation_strings":["Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Human Reproduction Research Unit, IVF Clinic, St Pierre Hospital, Free University Brussels, Belgium","institution_ids":["https://openalex.org/I132053463","https://openalex.org/I4210154425"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4220,"currency":"USD","value_usd":4220},"apc_paid":null,"fwci":2.6146,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.87286292,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"48","issue":"2","first_page":"254","last_page":"257"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10116","display_name":"Sperm and Testicular Function","score":0.6317999958992004,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},"topics":[{"id":"https://openalex.org/T10116","display_name":"Sperm and Testicular Function","score":0.6317999958992004,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"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/T11156","display_name":"Reproductive Health and Technologies","score":0.30979999899864197,"subfield":{"id":"https://openalex.org/subfields/2743","display_name":"Reproductive Medicine"},"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/T11732","display_name":"Assisted Reproductive Technology and Twin Pregnancy","score":0.0215000007301569,"subfield":{"id":"https://openalex.org/subfields/2735","display_name":"Pediatrics, Perinatology and Child Health"},"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/in-vitro-fertilization","display_name":"in vitro fertilization","score":0.9179999828338623},{"id":"https://openalex.org/keywords/embryo-transfer","display_name":"embryo transfer","score":0.8999999761581421},{"id":"https://openalex.org/keywords/male-infertility","display_name":"male infertility","score":0.8389999866485596},{"id":"https://openalex.org/keywords/sperm-abnormalities","display_name":"sperm abnormalities","score":0.8949999809265137},{"id":"https://openalex.org/keywords/clinical-pregnancy-rate","display_name":"clinical pregnancy rate","score":0.878000020980835},{"id":"https://openalex.org/keywords/fertilization-rate","display_name":"fertilization rate","score":0.9850000143051147},{"id":"https://openalex.org/keywords/implantation-rate","display_name":"implantation rate","score":0.8569999933242798},{"id":"https://openalex.org/keywords/number-of-embryos-transferred","display_name":"number of embryos transferred","score":0.8410000205039978},{"id":"https://openalex.org/keywords/laparoscopy","display_name":"laparoscopy","score":0.6959999799728394}],"concepts":[{"id":"https://openalex.org/C2781087480","wikidata":"https://www.wikidata.org/wiki/Q17145","display_name":"Sperm","level":2,"score":0.74405837059021},{"id":"https://openalex.org/C88972607","wikidata":"https://www.wikidata.org/wiki/Q2666904","display_name":"Human fertilization","level":2,"score":0.6920427083969116},{"id":"https://openalex.org/C512716672","wikidata":"https://www.wikidata.org/wiki/Q200117","display_name":"In vitro fertilisation","level":3,"score":0.6806412935256958},{"id":"https://openalex.org/C160099875","wikidata":"https://www.wikidata.org/wiki/Q237118","display_name":"Embryo transfer","level":3,"score":0.6713626384735107},{"id":"https://openalex.org/C518429986","wikidata":"https://www.wikidata.org/wiki/Q964401","display_name":"Fertility","level":3,"score":0.6063823699951172},{"id":"https://openalex.org/C16685009","wikidata":"https://www.wikidata.org/wiki/Q335057","display_name":"Andrology","level":1,"score":0.5612460374832153},{"id":"https://openalex.org/C2776537878","wikidata":"https://www.wikidata.org/wiki/Q7239894","display_name":"Pregnancy rate","level":3,"score":0.5555101037025452},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.5288665890693665},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.5027339458465576},{"id":"https://openalex.org/C196843134","wikidata":"https://www.wikidata.org/wiki/Q33196","display_name":"Embryo","level":2,"score":0.4979860782623291},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.4156125485897064},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.40754684805870056},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3978523015975952},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.08384540677070618},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.0761839747428894},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.04640224575996399},{"id":"https://openalex.org/C99454951","wikidata":"https://www.wikidata.org/wiki/Q932068","display_name":"Environmental health","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004624","descriptor_name":"Embryo Transfer","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005307","descriptor_name":"Fertilization in Vitro","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007246","descriptor_name":"Infertility","qualifier_ui":"Q000628","qualifier_name":"therapy","is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013094","descriptor_name":"Spermatozoa","qualifier_ui":"Q000002","qualifier_name":"abnormalities","is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1016/s0015-0282(16)59352-2","doi":"https://doi.org/10.1016/s0015-0282(16)59352-2","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0015-0282(16)59352-2","pdf_url":null,"source":{"id":"https://openalex.org/S45445671","display_name":"Fertility and Sterility","issn_l":"0015-0282","issn":["0015-0282","1556-5653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fertility and Sterility","raw_type":"journal-article"},{"id":"pmid:3609336","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/3609336","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":"Fertility and sterility","raw_type":"Journal Article"},{"id":"pmh:oai:dipot.ulb.ac.be:2013/146865","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2013/ULB-DIPOT:oai:dipot.ulb.ac.be:2013/146865","pdf_url":null,"source":{"id":"https://openalex.org/S4306401063","display_name":"D\u00e9p\u00f4t institutionnel de l'Universit\u00e9 libre de Bruxelles (Universit\u00e9 Libre de Bruxelles)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I132053463","host_organization_name":"Universit\u00e9 Libre de Bruxelles","host_organization_lineage":["https://openalex.org/I132053463"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"info:eu-repo/semantics/conferenceContribution"},{"id":"pmh:oai:dipot.ulb.ac.be:2013/91819","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2013/ULB-DIPOT:oai:dipot.ulb.ac.be:2013/91819","pdf_url":null,"source":{"id":"https://openalex.org/S4306401063","display_name":"D\u00e9p\u00f4t institutionnel de l'Universit\u00e9 libre de Bruxelles (Universit\u00e9 Libre de Bruxelles)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I132053463","host_organization_name":"Universit\u00e9 Libre de Bruxelles","host_organization_lineage":["https://openalex.org/I132053463"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fertility and sterility, 48 (2","raw_type":"info:eu-repo/semantics/article"}],"best_oa_location":{"id":"doi:10.1016/s0015-0282(16)59352-2","doi":"https://doi.org/10.1016/s0015-0282(16)59352-2","is_oa":true,"landing_page_url":"https://doi.org/10.1016/s0015-0282(16)59352-2","pdf_url":null,"source":{"id":"https://openalex.org/S45445671","display_name":"Fertility and Sterility","issn_l":"0015-0282","issn":["0015-0282","1556-5653"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Fertility and Sterility","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9537000060081482}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W193706266","https://openalex.org/W329625722","https://openalex.org/W2061648581","https://openalex.org/W2093984141","https://openalex.org/W2097570160","https://openalex.org/W2108736076","https://openalex.org/W2183118972","https://openalex.org/W2409072874"],"related_works":["https://openalex.org/W2466905715","https://openalex.org/W2146799584","https://openalex.org/W2144113058","https://openalex.org/W2409072874","https://openalex.org/W1975939099","https://openalex.org/W2339093206","https://openalex.org/W3123269331","https://openalex.org/W3010784527","https://openalex.org/W2589995993","https://openalex.org/W2396027485"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}