{"id":"https://openalex.org/W44726080","doi":null,"title":"Placental weight in human foeto-maternal incompatibility.","display_name":"Placental weight in human foeto-maternal incompatibility.","publication_year":1970,"publication_date":"1970-10-01","ids":{"openalex":"https://openalex.org/W44726080","mag":"44726080","pmid":"https://pubmed.ncbi.nlm.nih.gov/4991050","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/1712863"},"language":"en","primary_location":{"id":"pmid:4991050","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/4991050","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":"Clinical and experimental immunology","raw_type":"Journal Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC1712863/","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5027973267","display_name":"Paavo Toivanen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P Toivanen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5087712866","display_name":"T Hirvonen","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T Hirvonen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.8304,"has_fulltext":false,"cited_by_count":45,"citation_normalized_percentile":{"value":0.88279264,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"7","issue":"4","first_page":"533","last_page":"9"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11660","display_name":"Blood groups and transfusion","score":0.9541000127792358,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T11660","display_name":"Blood groups and transfusion","score":0.9541000127792358,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"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/T10290","display_name":"Pregnancy and preeclampsia studies","score":0.024800000712275505,"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":0.009100000374019146,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/placental-weight","display_name":"placental weight","score":0.9990000128746033},{"id":"https://openalex.org/keywords/abo-incompatibility","display_name":"ABO incompatibility","score":0.9610000252723694},{"id":"https://openalex.org/keywords/rh-incompatibility","display_name":"Rh incompatibility","score":0.7739999890327454},{"id":"https://openalex.org/keywords/primigravida","display_name":"primigravida","score":0.9309999942779541},{"id":"https://openalex.org/keywords/multiparity","display_name":"multiparity","score":0.9570000171661377},{"id":"https://openalex.org/keywords/first-pregnancy","display_name":"first pregnancy","score":0.5759999752044678}],"concepts":[{"id":"https://openalex.org/C176080213","wikidata":"https://www.wikidata.org/wiki/Q188010","display_name":"ABO blood group system","level":2,"score":0.8742950558662415},{"id":"https://openalex.org/C2776953305","wikidata":"https://www.wikidata.org/wiki/Q1212935","display_name":"Placenta","level":4,"score":0.6344364881515503},{"id":"https://openalex.org/C2910652704","wikidata":"https://www.wikidata.org/wiki/Q17002910","display_name":"ABO incompatibility","level":3,"score":0.5711567997932434},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.5594799518585205},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.5183733105659485},{"id":"https://openalex.org/C172680121","wikidata":"https://www.wikidata.org/wiki/Q26513","display_name":"Fetus","level":3,"score":0.41782280802726746},{"id":"https://openalex.org/C66322754","wikidata":"https://www.wikidata.org/wiki/Q4128476","display_name":"Birth weight","level":3,"score":0.4101075828075409},{"id":"https://openalex.org/C42407357","wikidata":"https://www.wikidata.org/wiki/Q521","display_name":"Physiology","level":1,"score":0.3675908148288727},{"id":"https://openalex.org/C16685009","wikidata":"https://www.wikidata.org/wiki/Q335057","display_name":"Andrology","level":1,"score":0.3533824384212494},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.31517624855041504},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.2597454786300659},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.09728267788887024}],"mesh":[{"descriptor_ui":"D000017","descriptor_name":"ABO Blood-Group System","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004899","descriptor_name":"Erythroblastosis, Fetal","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":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007519","descriptor_name":"Isoantigens","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":"D009929","descriptor_name":"Organ Size","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010298","descriptor_name":"Parity","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010920","descriptor_name":"Placenta","qualifier_ui":"Q000033","qualifier_name":"anatomy & histology","is_major_topic":true},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012204","descriptor_name":"Rh-Hr Blood-Group System","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012730","descriptor_name":"Sex Chromosomes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012737","descriptor_name":"Sex Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"pmid:4991050","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/4991050","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":"Clinical and experimental immunology","raw_type":"Journal Article"},{"id":"pmh:oai:pubmedcentral.nih.gov:1712863","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC1712863/","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":"Clin Exp Immunol","raw_type":"Text"},{"id":"mag:44726080","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/4991050","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":{"id":"pmh:oai:pubmedcentral.nih.gov:1712863","doi":null,"is_oa":true,"landing_page_url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC1712863/","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":"Clin Exp Immunol","raw_type":"Text"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.8560000061988831}],"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":25,"referenced_works":["https://openalex.org/W347754492","https://openalex.org/W1899351530","https://openalex.org/W1965937538","https://openalex.org/W1970554803","https://openalex.org/W1980738594","https://openalex.org/W1980861264","https://openalex.org/W1987141313","https://openalex.org/W1990804334","https://openalex.org/W1999282778","https://openalex.org/W2012320082","https://openalex.org/W2013219309","https://openalex.org/W2014351007","https://openalex.org/W2014610946","https://openalex.org/W2082156307","https://openalex.org/W2086272823","https://openalex.org/W2092780975","https://openalex.org/W2130667258","https://openalex.org/W2162238877","https://openalex.org/W2195067876","https://openalex.org/W2397127386","https://openalex.org/W2405262452","https://openalex.org/W2411814770","https://openalex.org/W2414234869","https://openalex.org/W2430210945","https://openalex.org/W4299359913"],"related_works":["https://openalex.org/W2395564401","https://openalex.org/W2420954657","https://openalex.org/W3000599666","https://openalex.org/W2012320082","https://openalex.org/W1963865849","https://openalex.org/W2081036412","https://openalex.org/W2414063142","https://openalex.org/W2430167100","https://openalex.org/W2418995287","https://openalex.org/W2088901924"],"abstract_inverted_index":{"Foeto-maternal":[0],"ABO":[1,35,57,63,91],"incompatibility":[2,33,92],"is":[3,22,37,77],"associated":[4],"with":[5],"increased":[6],"placental":[7,43,108],"weight;":[8],"the":[9,16,73,83,88],"observation,":[10],"however,":[11],"was":[12,69],"valid":[13],"only":[14,71],"in":[15,56,62,72,80],"male":[17,49],"placentas":[18,50,55],"of":[19,28,85,90],"primigravidas.":[20],"It":[21,76],"suggested":[23],"that":[24,79],"a":[25],"cumulative":[26],"effect":[27,68,84,106],"two":[29],"incompatibilities,":[30],"Y":[31],"chromosome-dependent":[32],"and":[34,93],"incompatibility,":[36],"needed":[38],"for":[39],"this":[40,67],"influence":[41,89],"on":[42,107],"weight":[44],"to":[45,103],"be":[46],"manifested,":[47],"since":[48],"were":[51,100],"heavier":[52],"than":[53],"female":[54],"incompatible":[58],"cases":[59],"but":[60],"not":[61,101],"compatible":[64],"cases.":[65],"Also,":[66],"found":[70,102],"first":[74],"pregnancy.":[75],"concluded":[78],"later":[81],"pregnancies":[82],"multiparity":[86],"masks":[87],"foetal":[94],"sex.":[95],"Different":[96],"foeto-maternal":[97],"Rh":[98],"combinations":[99],"have":[104],"any":[105],"weight.":[109]},"counts_by_year":[],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}