{"id":"https://openalex.org/W4241489963","doi":"https://doi.org/10.1201/9780429278341-5","title":"Early Pregnancy","display_name":"Early Pregnancy","publication_year":2019,"publication_date":"2019-06-04","ids":{"openalex":"https://openalex.org/W4241489963","doi":"https://doi.org/10.1201/9780429278341-5"},"language":"en","primary_location":{"id":"doi:10.1201/9780429278341-5","doi":"https://doi.org/10.1201/9780429278341-5","is_oa":false,"landing_page_url":"https://doi.org/10.1201/9780429278341-5","pdf_url":null,"source":{"id":"https://openalex.org/S4306463075","display_name":"CRC Press eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320584","host_organization_name":"CRC Press","host_organization_lineage":["https://openalex.org/P4310320584","https://openalex.org/P4310320547"],"host_organization_lineage_names":["CRC Press","Taylor & Francis"],"type":"ebook platform"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Reproductive and Perinatal Epidemiology","raw_type":"book-chapter"},"volume":{"id":"https://openalex.org/W2973872288","display_name":"Reproductive and Perinatal Epidemiology"},"type":"book-chapter","indexed_in":["crossref"],"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/A5080454757","display_name":"Allen James Wilcox","orcid":"https://orcid.org/0000-0002-3376-1311","observed_orcids":["https://orcid.org/0000-0002-3376-1311"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Allen J. Wilcox","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5080454757"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.46039036,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"63","last_page":"76"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11510","display_name":"Reproductive System and Pregnancy","score":0.4375,"subfield":{"id":"https://openalex.org/subfields/2403","display_name":"Immunology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T11510","display_name":"Reproductive System and Pregnancy","score":0.4375,"subfield":{"id":"https://openalex.org/subfields/2403","display_name":"Immunology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11156","display_name":"Reproductive Health and Technologies","score":0.2485000044107437,"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/T10600","display_name":"Reproductive Health and Contraception","score":0.2281000018119812,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/early-pregnancy","display_name":"early pregnancy","score":0.9980000257492065},{"id":"https://openalex.org/keywords/conception","display_name":"conception","score":0.9190000295639038},{"id":"https://openalex.org/keywords/implantation","display_name":"implantation","score":0.8080000281333923},{"id":"https://openalex.org/keywords/reproductive-epidemiology","display_name":"reproductive epidemiology","score":0.7049999833106995},{"id":"https://openalex.org/keywords/embryonic-heart","display_name":"embryonic heart","score":0.7979999780654907},{"id":"https://openalex.org/keywords/primordial-germ-cells","display_name":"primordial germ cells","score":0.9309999942779541}],"concepts":[{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.5673168301582336},{"id":"https://openalex.org/C131872663","wikidata":"https://www.wikidata.org/wiki/Q5284418","display_name":"Obstetrics","level":1,"score":0.40838342905044556},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.33383041620254517},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.08368751406669617},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1201/9780429278341-5","doi":"https://doi.org/10.1201/9780429278341-5","is_oa":false,"landing_page_url":"https://doi.org/10.1201/9780429278341-5","pdf_url":null,"source":{"id":"https://openalex.org/S4306463075","display_name":"CRC Press eBooks","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320584","host_organization_name":"CRC Press","host_organization_lineage":["https://openalex.org/P4310320584","https://openalex.org/P4310320547"],"host_organization_lineage_names":["CRC Press","Taylor & Francis"],"type":"ebook platform"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Reproductive and Perinatal Epidemiology","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8371999859809875}],"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/W7131646012","https://openalex.org/W1739534258","https://openalex.org/W2272288544","https://openalex.org/W2245815209","https://openalex.org/W2049393943","https://openalex.org/W2409882058","https://openalex.org/W7131635856","https://openalex.org/W2006719022","https://openalex.org/W117119087","https://openalex.org/W2171019617"],"abstract_inverted_index":{"This":[0],"chapter":[1,107],"aims":[2],"to":[3,11,27,36,84],"sketch":[4],"the":[5,13,18,37,58,86,109,130,139,144,149],"biological":[6,65],"processes":[7],"of":[8,17,40,55,67,88,111,125,148],"early":[9,41,112],"pregnancy,":[10],"acquaint":[12],"reader":[14],"with":[15],"some":[16],"historically":[19],"important":[20],"epidemiologic":[21,38],"studies":[22],"in":[23,48,82],"this":[24],"area,":[25],"and":[26,69],"speculate":[28],"on":[29],"opportunities":[30,62],"that":[31],"medical":[32],"technology":[33],"may":[34],"bring":[35],"study":[39,85],"pregnancy.":[42],"The":[43,61,94,106,119],"single":[44],"most":[45],"useful":[46],"marker":[47,54],"reproductive":[49],"epidemiology":[50,110],"would":[51,79],"be":[52,80,99],"a":[53],"conception":[56,68],"\u2014":[57],"elusive":[59],"denominator.":[60],"for":[63],"exploring":[64],"mechanisms":[66],"implantation":[70],"among":[71,91],"Early":[72],"pregnancies":[73],"are":[74],"startling.":[75],"For":[76],"example,":[77],"it":[78],"possible":[81],"principle":[83],"prevalence":[87],"gene":[89],"abnormalities":[90],"fertilized":[92],"eggs.":[93],"beating":[95],"embryonic":[96],"heart":[97],"can":[98],"detected":[100],"by":[101,136],"five":[102],"weeks":[103,133],"after":[104,134],"conception.":[105],"describes":[108],"human":[113],"pregnancy":[114,128],"as":[115],"largely":[116],"uncharted":[117],"territory.":[118],"pregnant":[120],"women":[121],"is":[122],"usually":[123],"unaware":[124],"her":[126],"own":[127],"during":[129],"first":[131],"three":[132],"conception,":[135],"which":[137],"time":[138],"conceptus":[140],"has":[141],"already":[142],"formed":[143],"primordial":[145],"germ":[146],"cells":[147],"next":[150],"generation.":[151]},"counts_by_year":[],"updated_date":"2026-10-10T09:11:00.788812","created_date":"2022-05-12T00:00:00"}