{"id":"https://openalex.org/W1986323647","doi":"https://doi.org/10.1111/j.1471-0528.1988.tb06602.x","title":"Maternal serum unconjugated oestriol as an antenatal screening test for Down's syndrome","display_name":"Maternal serum unconjugated oestriol as an antenatal screening test for Down's syndrome","publication_year":1988,"publication_date":"1988-04-01","ids":{"openalex":"https://openalex.org/W1986323647","doi":"https://doi.org/10.1111/j.1471-0528.1988.tb06602.x","mag":"1986323647","pmid":"https://pubmed.ncbi.nlm.nih.gov/2454652"},"language":"en","primary_location":{"id":"doi:10.1111/j.1471-0528.1988.tb06602.x","doi":"https://doi.org/10.1111/j.1471-0528.1988.tb06602.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1471-0528.1988.tb06602.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 &amp; 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/A5048397189","display_name":"Nicholas Wald","orcid":"https://orcid.org/0000-0003-1676-5908","observed_orcids":["https://orcid.org/0000-0003-1676-5908"]},"institutions":[{"id":"https://openalex.org/I1307195382","display_name":"St Bartholomew's Hospital","ror":"https://ror.org/00nh9x179","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1307195382","https://openalex.org/I225661044"]},{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":true,"raw_author_name":"N. J. WALD","raw_affiliation_strings":["Department of Environmental and Preventive Medicine, St. Bartholomew's Hospital Medical College, London, UK","Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Environmental and Preventive Medicine, St. Bartholomew's Hospital Medical College, London, UK","institution_ids":["https://openalex.org/I1307195382","https://openalex.org/I166337079"]},{"raw_affiliation_string":"Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK","institution_ids":["https://openalex.org/I1307195382","https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5050037071","display_name":"Howard Cuckle","orcid":"https://orcid.org/0000-0003-2450-2403","observed_orcids":["https://orcid.org/0000-0003-2450-2403"]},"institutions":[{"id":"https://openalex.org/I1307195382","display_name":"St Bartholomew's Hospital","ror":"https://ror.org/00nh9x179","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1307195382","https://openalex.org/I225661044"]},{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"H. S. CUCKLE","raw_affiliation_strings":["Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK","institution_ids":["https://openalex.org/I1307195382","https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110795841","display_name":"J. W. Densem","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1307195382","display_name":"St Bartholomew's Hospital","ror":"https://ror.org/00nh9x179","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1307195382","https://openalex.org/I225661044"]},{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"J. W. DENSEM","raw_affiliation_strings":["Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK","institution_ids":["https://openalex.org/I1307195382","https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5058528858","display_name":"Kiran Nanchahal","orcid":"https://orcid.org/0000-0001-8812-7628","observed_orcids":["https://orcid.org/0000-0001-8812-7628"]},"institutions":[{"id":"https://openalex.org/I1307195382","display_name":"St Bartholomew's Hospital","ror":"https://ror.org/00nh9x179","country_code":"GB","type":"healthcare","lineage":["https://openalex.org/I1307195382","https://openalex.org/I225661044"]},{"id":"https://openalex.org/I166337079","display_name":"Queen Mary University of London","ror":"https://ror.org/026zzn846","country_code":"GB","type":"education","lineage":["https://openalex.org/I124357947","https://openalex.org/I166337079"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"K. NANCHAHAL","raw_affiliation_strings":["Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Environmental and Preventive Medicine, St Bartholomew's Hospital Medical College, London EC1M 6BQ, UK","institution_ids":["https://openalex.org/I1307195382","https://openalex.org/I166337079"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5010930565","display_name":"Jacob A. Canick","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I27804330","display_name":"Brown University","ror":"https://ror.org/05gq02987","country_code":"US","type":"education","lineage":["https://openalex.org/I27804330"]},{"id":"https://openalex.org/I4210133025","display_name":"Women & Infants Hospital of Rhode Island","ror":"https://ror.org/03z8sn326","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I4210133025"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. A. CANICK","raw_affiliation_strings":["Department of Pathology and Laboratory Medicine, Brown University Women and Infant's Hospital, Providence, Rhode Island, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Pathology and Laboratory Medicine, Brown University Women and Infant's Hospital, Providence, Rhode Island, USA","institution_ids":["https://openalex.org/I27804330","https://openalex.org/I4210133025"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5043890834","display_name":"James E. Haddow","orcid":"https://orcid.org/0000-0001-7725-6184","observed_orcids":["https://orcid.org/0000-0001-7725-6184"]},"institutions":[{"id":"https://openalex.org/I4210090633","display_name":"Foundation for Blood Research","ror":"https://ror.org/00174r125","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210090633"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J. E. HADDOW","raw_affiliation_strings":["Foundation for Blood Research, Scarborough, Maine, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Foundation for Blood Research, Scarborough, Maine, USA","institution_ids":["https://openalex.org/I4210090633"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110878461","display_name":"George J. Knight","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4210090633","display_name":"Foundation for Blood Research","ror":"https://ror.org/00174r125","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210090633"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"G. J. KNIGHT","raw_affiliation_strings":["Foundation for Blood Research, Scarborough, Maine, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Foundation for Blood Research, Scarborough, Maine, USA","institution_ids":["https://openalex.org/I4210090633"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040488093","display_name":"Glenn E. Palomaki","orcid":"https://orcid.org/0000-0001-6154-8449","observed_orcids":["https://orcid.org/0000-0001-6154-8449"]},"institutions":[{"id":"https://openalex.org/I4210090633","display_name":"Foundation for Blood Research","ror":"https://ror.org/00174r125","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I4210090633"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"G. E. PALOMAKI","raw_affiliation_strings":["Foundation for Blood Research, Scarborough, Maine, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Foundation for Blood Research, Scarborough, Maine, USA","institution_ids":["https://openalex.org/I4210090633"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5048397189"],"corresponding_institution_ids":["https://openalex.org/I1307195382","https://openalex.org/I166337079"],"apc_list":{"value":5190,"currency":"USD","value_usd":5190},"apc_paid":null,"fwci":22.4642,"has_fulltext":false,"cited_by_count":190,"citation_normalized_percentile":{"value":0.99805034,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":"95","issue":"4","first_page":"334","last_page":"341"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10978","display_name":"Prenatal Screening and Diagnostics","score":0.9970999956130981,"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"}},"topics":[{"id":"https://openalex.org/T10978","display_name":"Prenatal Screening and Diagnostics","score":0.9970999956130981,"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"}},{"id":"https://openalex.org/T11015","display_name":"Down syndrome and intellectual disability research","score":0.0027000000700354576,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T10453","display_name":"Maternal and Perinatal Health Interventions","score":0.0,"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/down-syndrome","display_name":"Down syndrome","score":0.7329999804496765},{"id":"https://openalex.org/keywords/prenatal-screening","display_name":"prenatal screening","score":0.8629999756813049},{"id":"https://openalex.org/keywords/prenatal-diagnosis","display_name":"prenatal diagnosis","score":0.6269999742507935},{"id":"https://openalex.org/keywords/serum-alpha-fetoprotein","display_name":"serum alpha-fetoprotein","score":0.8970000147819519},{"id":"https://openalex.org/keywords/maternal-age","display_name":"maternal age","score":0.9520000219345093},{"id":"https://openalex.org/keywords/false-positive-rate","display_name":"false positive rate","score":0.7160000205039978},{"id":"https://openalex.org/keywords/detection-rate","display_name":"detection rate","score":0.8410000205039978},{"id":"https://openalex.org/keywords/amniocentesis","display_name":"amniocentesis","score":0.8899999856948853}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7989663481712341},{"id":"https://openalex.org/C2777966818","wikidata":"https://www.wikidata.org/wiki/Q473768","display_name":"Amniocentesis","level":5,"score":0.7783364057540894},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.6546595096588135},{"id":"https://openalex.org/C46973012","wikidata":"https://www.wikidata.org/wiki/Q28627","display_name":"Gestation","level":3,"score":0.5666366219520569},{"id":"https://openalex.org/C2778376644","wikidata":"https://www.wikidata.org/wiki/Q2253111","display_name":"Gestational age","level":3,"score":0.5429035425186157},{"id":"https://openalex.org/C2779954681","wikidata":"https://www.wikidata.org/wiki/Q47715","display_name":"Down syndrome","level":2,"score":0.5388820171356201},{"id":"https://openalex.org/C2777335581","wikidata":"https://www.wikidata.org/wiki/Q409721","display_name":"Estriol","level":3,"score":0.48833128809928894},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.4810228943824768},{"id":"https://openalex.org/C2780733764","wikidata":"https://www.wikidata.org/wiki/Q1686059","display_name":"Triple test","level":4,"score":0.4741896092891693},{"id":"https://openalex.org/C2776352029","wikidata":"https://www.wikidata.org/wiki/Q4686351","display_name":"Advanced maternal age","level":4,"score":0.4399675130844116},{"id":"https://openalex.org/C29456083","wikidata":"https://www.wikidata.org/wiki/Q1221899","display_name":"Gynecology","level":1,"score":0.3679611086845398},{"id":"https://openalex.org/C172680121","wikidata":"https://www.wikidata.org/wiki/Q26513","display_name":"Fetus","level":3,"score":0.35746675729751587},{"id":"https://openalex.org/C2778258057","wikidata":"https://www.wikidata.org/wiki/Q1136569","display_name":"Prenatal diagnosis","level":4,"score":0.2905057668685913},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.1732531189918518},{"id":"https://openalex.org/C71315377","wikidata":"https://www.wikidata.org/wiki/Q11364","display_name":"Hormone","level":2,"score":0.05872407555580139},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C118552586","wikidata":"https://www.wikidata.org/wiki/Q7867","display_name":"Psychiatry","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000509","descriptor_name":"alpha-Fetoproteins","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D004314","descriptor_name":"Down Syndrome","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D004314","descriptor_name":"Down Syndrome","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D004964","descriptor_name":"Estriol","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":true},{"descriptor_ui":"D005189","descriptor_name":"False Positive Reactions","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":"D005315","descriptor_name":"Fetal Diseases","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008423","descriptor_name":"Maternal Age","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":"D011262","descriptor_name":"Pregnancy Trimester, Second","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011296","descriptor_name":"Prenatal Diagnosis","qualifier_ui":"Q000379","qualifier_name":"methods","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1111/j.1471-0528.1988.tb06602.x","doi":"https://doi.org/10.1111/j.1471-0528.1988.tb06602.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1471-0528.1988.tb06602.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 &amp; Gynaecology","raw_type":"journal-article"},{"id":"pmid:2454652","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/2454652","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":0.9907000064849854}],"study_designs":[{"id":"https://openalex.org/study-designs/observational-study","display_name":"Observational Study"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":8,"referenced_works":["https://openalex.org/W1977259209","https://openalex.org/W1993924149","https://openalex.org/W1998861400","https://openalex.org/W2048855777","https://openalex.org/W2067680882","https://openalex.org/W2108756514","https://openalex.org/W2121955062","https://openalex.org/W2413594434"],"related_works":["https://openalex.org/W1993924149","https://openalex.org/W2047436955","https://openalex.org/W2124856155","https://openalex.org/W2260354544","https://openalex.org/W2000578995","https://openalex.org/W2030645242","https://openalex.org/W30338573","https://openalex.org/W2018167420","https://openalex.org/W109140372","https://openalex.org/W2019143822"],"abstract_inverted_index":{"The":[0,47,101,136,161],"median":[1,24,48],"maternal":[2,33,95,141],"serum":[3,40,86,98,148],"unconjugated":[4,62,85,164],"oestriol":[5,63,87,165],"level":[6,25,49],"between":[7],"13":[8],"and":[9,37,147,158,182],"27":[10],"weeks":[11],"gestation":[12],"in":[13,26,58,107,150],"77":[14],"pregnancies":[15,30,53,207],"associated":[16],"with":[17,112,130,208],"Down's":[18,71,120,168,209],"syndrome":[19,121,169,210],"was":[20,54,88],"lower":[21],"than":[22,45,93,177],"the":[23,51,59,178],"385":[27],"unaffected":[28],"control":[29],"matched":[31],"for":[32,50,185,197],"age,":[34,36],"gestational":[35],"duration":[38],"of":[39,56,82,103,118,134,163,180,201],"sample":[41],"storage":[42],"(P":[43],"less":[44],"0.001).":[46],"affected":[52,83],"73%":[55],"that":[57],"controls.":[60],"Low":[61],"levels":[64,75],"can":[65],"be":[66,174,212],"used":[67],"to":[68,77,109,166],"detect":[69,78],"fetal":[70],"syndrome;":[72],"at":[73,79],"cut-off":[74],"selected":[76],"least":[80],"35%":[81],"pregnancies,":[84],"a":[89,113,119,126,131,167,186,198],"better":[90],"screening":[91,170],"test":[92],"either":[94],"age":[96,142,146,181],"or":[97,115,144],"alpha-fetoprotein":[99],"(AFP).":[100],"use":[102,179],"all":[104],"three":[105],"variables":[106],"combination":[108,151],"select":[110],"women":[111,191,202],"1:250":[114],"greater":[116],"risk":[117],"term":[122],"pregnancy":[123],"would":[124,152,172,192,211],"yield":[125,153],"45%":[127],"detection":[128,138,188],"rate":[129,133,139,189],"false-positive":[132,155],"5.2%.":[135],"same":[137],"using":[140,145],"alone":[143],"AFP":[149,183],"higher":[154],"rates,":[156],"15%":[157],"9.8%":[159],"respectively.":[160],"addition":[162],"programme":[171],"therefore":[173],"more":[175,206],"efficient":[176],"alone;":[184],"given":[187,199],"fewer":[190],"need":[193],"an":[194,204],"amniocentesis":[195],"or,":[196],"percentage":[200],"having":[203],"amniocentesis,":[205],"detected.":[213]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2018,"cited_by_count":4},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":7},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":7}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
