{"id":"https://openalex.org/W650247298","doi":null,"title":"The Placenta : Human and Animal","display_name":"The Placenta : Human and Animal","publication_year":1982,"publication_date":"1982-01-01","ids":{"openalex":"https://openalex.org/W650247298","mag":"650247298"},"language":"en","primary_location":{"id":"mag:650247298","doi":null,"is_oa":false,"landing_page_url":"http://lib.ugent.be/en/catalog/rug01:000665416","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"book","is_traditional":true,"indexed_in":[],"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/A5000168875","display_name":"Elizabeth Mapelsden Ramsey","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Elizabeth M. Ramsey","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5000168875"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6522,"has_fulltext":false,"cited_by_count":123,"citation_normalized_percentile":{"value":0.83783784,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":99},"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10290","display_name":"Pregnancy and preeclampsia studies","score":0.5468999743461609,"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"}},"topics":[{"id":"https://openalex.org/T10290","display_name":"Pregnancy and preeclampsia studies","score":0.5468999743461609,"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/T11510","display_name":"Reproductive System and Pregnancy","score":0.24240000545978546,"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/T13100","display_name":"Comparative Animal Anatomy Studies","score":0.06260000169277191,"subfield":{"id":"https://openalex.org/subfields/2702","display_name":"Anatomy"},"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/placenta","display_name":"placenta","score":0.9980000257492065},{"id":"https://openalex.org/keywords/placental-anatomy","display_name":"placental anatomy","score":0.5680000185966492},{"id":"https://openalex.org/keywords/placental-physiology","display_name":"placental physiology","score":0.7630000114440918},{"id":"https://openalex.org/keywords/human-placenta","display_name":"human placenta","score":0.8489999771118164}],"concepts":[{"id":"https://openalex.org/C2776953305","wikidata":"https://www.wikidata.org/wiki/Q1212935","display_name":"Placenta","level":4,"score":0.5468589067459106},{"id":"https://openalex.org/C3018059006","wikidata":"https://www.wikidata.org/wiki/Q1212935","display_name":"Human placenta","level":5,"score":0.516298234462738},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.29385411739349365},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.15972357988357544},{"id":"https://openalex.org/C172680121","wikidata":"https://www.wikidata.org/wiki/Q26513","display_name":"Fetus","level":3,"score":0.07371112704277039},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.04277527332305908}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:650247298","doi":null,"is_oa":false,"landing_page_url":"http://lib.ugent.be/en/catalog/rug01:000665416","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"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/W2500378728","https://openalex.org/W7096425793","https://openalex.org/W7100322906","https://openalex.org/W7093788342","https://openalex.org/W570382839","https://openalex.org/W606115326","https://openalex.org/W581168390","https://openalex.org/W6980726765","https://openalex.org/W2970789908","https://openalex.org/W7098756358"],"abstract_inverted_index":null,"counts_by_year":[{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":2},{"year":2019,"cited_by_count":4},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":3},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":6},{"year":2013,"cited_by_count":8},{"year":2012,"cited_by_count":4}],"updated_date":"2026-11-03T10:50:19.383937","created_date":"2016-06-24T00:00:00"}