{"id":"https://openalex.org/W1991966222","doi":"https://doi.org/10.1136/bmj.324.7348.1233/a","title":"Sex selection in China sees 117 boys born for every 100 girls","display_name":"Sex selection in China sees 117 boys born for every 100 girls","publication_year":2002,"publication_date":"2002-05-25","ids":{"openalex":"https://openalex.org/W1991966222","doi":"https://doi.org/10.1136/bmj.324.7348.1233/a","mag":"1991966222","pmid":"https://pubmed.ncbi.nlm.nih.gov/12028966","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/1123206"},"language":"en","primary_location":{"id":"doi:10.1136/bmj.324.7348.1233/a","doi":"https://doi.org/10.1136/bmj.324.7348.1233/a","is_oa":false,"landing_page_url":"https://doi.org/10.1136/bmj.324.7348.1233/a","pdf_url":null,"source":{"id":"https://openalex.org/S4393911389","display_name":"BMJ","issn_l":"0007-1447","issn":["0007-1447","0267-0623","1468-5833"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["anvur-scientific","vabb-shw"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMJ","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://europepmc.org/pmc/articles/PMC1123206","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5055206183","display_name":"Ted Plafker","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Ted Plafker","raw_affiliation_strings":["Beijing"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Beijing","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5055206183"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":12.0889,"has_fulltext":false,"cited_by_count":38,"citation_normalized_percentile":{"value":0.98239725,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"324","issue":"7348","first_page":"1233.2","last_page":"1233.2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12728","display_name":"Demographic Trends and Gender Preferences","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3318","display_name":"Gender Studies"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T12728","display_name":"Demographic Trends and Gender Preferences","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3318","display_name":"Gender Studies"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10600","display_name":"Reproductive Health and Contraception","score":0.0,"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/T13332","display_name":"Historical Studies on Reproduction, Gender, Health, and Societal Changes","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1202","display_name":"History"},"field":{"id":"https://openalex.org/fields/12","display_name":"Arts and Humanities"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sex-selection","display_name":"sex selection","score":0.7710000276565552},{"id":"https://openalex.org/keywords/sex-ratio-at-birth","display_name":"sex ratio at birth","score":0.9729999899864197},{"id":"https://openalex.org/keywords/sex-ratio-imbalance","display_name":"sex ratio imbalance","score":0.5590000152587891},{"id":"https://openalex.org/keywords/son-preference","display_name":"son preference","score":0.6809999942779541},{"id":"https://openalex.org/keywords/gender-discrimination","display_name":"gender discrimination","score":0.7089999914169312},{"id":"https://openalex.org/keywords/china","display_name":"China","score":0.41999998688697815},{"id":"https://openalex.org/keywords/regional-disparities","display_name":"regional disparities","score":0.5509999990463257},{"id":"https://openalex.org/keywords/demography","display_name":"demography","score":0.42800000309944153}],"concepts":[{"id":"https://openalex.org/C191935318","wikidata":"https://www.wikidata.org/wiki/Q148","display_name":"China","level":2,"score":0.7626116275787354},{"id":"https://openalex.org/C2776832483","wikidata":"https://www.wikidata.org/wiki/Q873308","display_name":"Sex selection","level":2,"score":0.6561301946640015},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.6469114422798157},{"id":"https://openalex.org/C57520943","wikidata":"https://www.wikidata.org/wiki/Q1068155","display_name":"Sex ratio","level":3,"score":0.645380973815918},{"id":"https://openalex.org/C52130261","wikidata":"https://www.wikidata.org/wiki/Q39825","display_name":"Census","level":3,"score":0.6328531503677368},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.42781150341033936},{"id":"https://openalex.org/C95457728","wikidata":"https://www.wikidata.org/wiki/Q309","display_name":"History","level":0,"score":0.3984619975090027},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.3891531527042389},{"id":"https://openalex.org/C107993555","wikidata":"https://www.wikidata.org/wiki/Q1662673","display_name":"Gender studies","level":1,"score":0.3741314709186554},{"id":"https://openalex.org/C53553401","wikidata":"https://www.wikidata.org/wiki/Q47307","display_name":"Genealogy","level":1,"score":0.320438027381897},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.24666941165924072},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.18379095196723938},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.07128536701202393},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0},{"id":"https://openalex.org/C166957645","wikidata":"https://www.wikidata.org/wiki/Q23498","display_name":"Archaeology","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D002681","descriptor_name":"China","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":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007231","descriptor_name":"Infant, Newborn","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012723","descriptor_name":"Sex","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012744","descriptor_name":"Sex Ratio","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":4,"locations":[{"id":"doi:10.1136/bmj.324.7348.1233/a","doi":"https://doi.org/10.1136/bmj.324.7348.1233/a","is_oa":false,"landing_page_url":"https://doi.org/10.1136/bmj.324.7348.1233/a","pdf_url":null,"source":{"id":"https://openalex.org/S4393911389","display_name":"BMJ","issn_l":"0007-1447","issn":["0007-1447","0267-0623","1468-5833"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["anvur-scientific","vabb-shw"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"BMJ","raw_type":"journal-article"},{"id":"pmh:oai:europepmc.org:287017","doi":null,"is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC1123206","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"Text"},{"id":"pmh:oai:pubmedcentral.nih.gov:1123206","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/1123206","pdf_url":null,"source":{"id":"https://openalex.org/S2764455111","display_name":"PubMed Central","issn_l":null,"issn":null,"is_oa":true,"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":"BMJ","raw_type":"Text"},{"id":"pmid:12028966","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/12028966","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":"BMJ (Clinical research ed.)","raw_type":"News"}],"best_oa_location":{"id":"pmh:oai:europepmc.org:287017","doi":null,"is_oa":true,"landing_page_url":"http://europepmc.org/pmc/articles/PMC1123206","pdf_url":null,"source":{"id":"https://openalex.org/S4306400806","display_name":"Europe PMC (PubMed Central)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1303153112","host_organization_name":"European Bioinformatics Institute","host_organization_lineage":["https://openalex.org/I1303153112"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"","raw_type":"Text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/10","display_name":"Reduced inequalities","score":0.5676000118255615}],"sustainable_development_goals_aurora":[{"id":"https://metadata.un.org/sdg/5","display_name":"Gender equality","score":0.6600000262260437}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W4246281386","https://openalex.org/W2354601902","https://openalex.org/W2339368286","https://openalex.org/W7017973240","https://openalex.org/W4302798174","https://openalex.org/W2006695775","https://openalex.org/W2267261464","https://openalex.org/W2363431159","https://openalex.org/W3217242029","https://openalex.org/W2429983128"],"abstract_inverted_index":{"Chinese":[0,30],"demographers":[1],"are":[2,34],"warning":[3],"that":[4,50,58],"the":[5,67,75],"nation's":[6],"social":[7],"fabric":[8],"could":[9],"unravel":[10],"under":[11],"pressure":[12],"from":[13,66],"an":[14],"increasingly":[15],"skewed":[16],"sex":[17],"ratio":[18],"in":[19,27,40,74],"newborns.":[20],"According":[21],"to":[22,64],"figures":[23],"published":[24],"this":[25],"month":[26],"state":[28],"run":[29],"media,":[31],"116.86":[32],"boys":[33,84],"born":[35],"for":[36],"every":[37],"100":[38],"girls":[39],"China.":[41],"The":[42],"numbers":[43],"mark":[44],"a":[45,48],"worsening":[46],"of":[47,79],"trend":[49],"began":[51],"more":[52],"than":[53],"20":[54],"years":[55],"ago":[56],"but":[57],"officials":[59],"have":[60],"only":[61],"recently":[62],"begun":[63],"face.\n\nData":[65],"2000":[68],"census":[69],"showed":[70],"wide":[71],"regional":[72],"differences":[73],"ratio.":[76],"Normal":[77],"ratios":[78],"between":[80],"102":[81],"and":[82],"106":[83],"per":[85],"\u2026":[86]},"counts_by_year":[{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}
