{"id":"https://openalex.org/W1999587773","doi":"https://doi.org/10.1136/adc.50.7.565","title":"Serum tri-iodothyronine, thyroxine, and thyrotrophin concentrations in newborns during the first 2 days of life.","display_name":"Serum tri-iodothyronine, thyroxine, and thyrotrophin concentrations in newborns during the first 2 days of life.","publication_year":1975,"publication_date":"1975-07-01","ids":{"openalex":"https://openalex.org/W1999587773","doi":"https://doi.org/10.1136/adc.50.7.565","mag":"1999587773","pmid":"https://pubmed.ncbi.nlm.nih.gov/1167070","pmcid":"https://www.ncbi.nlm.nih.gov/pmc/articles/1544595"},"language":"en","primary_location":{"id":"doi:10.1136/adc.50.7.565","doi":"https://doi.org/10.1136/adc.50.7.565","is_oa":true,"landing_page_url":"https://doi.org/10.1136/adc.50.7.565","pdf_url":"https://adc.bmj.com/content/archdischild/50/7/565.full.pdf","source":{"id":"https://openalex.org/S207294652","display_name":"Archives of Disease in Childhood","issn_l":"0003-9888","issn":["0003-9888","1468-2044"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319945","host_organization_name":"BMJ","host_organization_lineage":["https://openalex.org/P4310319945"],"host_organization_lineage_names":["BMJ"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archives of Disease in Childhood","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://adc.bmj.com/content/archdischild/50/7/565.full.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5033285566","display_name":"Seppo Simil\u00e4","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S Simila","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"M Koivisto","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M Koivisto","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108424852","display_name":"T. Ranta","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T Ranta","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5069650608","display_name":"Juhani Lepp\u00e4luoto","orcid":"https://orcid.org/0000-0002-8568-6819","observed_orcids":["https://orcid.org/0000-0002-8568-6819"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J Leppaluoto","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006919538","display_name":"M. Reinil\u00e4","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"M Reinila","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5070580641","display_name":"J. Haapalahti","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J Haapalahti","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":3.387,"has_fulltext":true,"cited_by_count":32,"citation_normalized_percentile":{"value":0.91605321,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"50","issue":"7","first_page":"565","last_page":"567"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10293","display_name":"Thyroid Disorders and Treatments","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T10293","display_name":"Thyroid Disorders and Treatments","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T10748","display_name":"Growth Hormone and Insulin-like Growth Factors","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2712","display_name":"Endocrinology, Diabetes and Metabolism"},"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/T11027","display_name":"Metabolism and Genetic Disorders","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/1308","display_name":"Clinical Biochemistry"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/triiodothyronine","display_name":"triiodothyronine","score":0.871999979019165},{"id":"https://openalex.org/keywords/thyroxine","display_name":"thyroxine","score":1.0},{"id":"https://openalex.org/keywords/thyroid-stimulating-hormone","display_name":"thyroid-stimulating hormone","score":0.9369999766349792},{"id":"https://openalex.org/keywords/newborns","display_name":"neonates","score":0.5630000233650208},{"id":"https://openalex.org/keywords/umbilical-cord-blood","display_name":"umbilical cord blood","score":0.6349999904632568},{"id":"https://openalex.org/keywords/pituitary-thyroid-axis","display_name":"pituitary-thyroid axis","score":0.9459999799728394}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.8500642776489258},{"id":"https://openalex.org/C2780914630","wikidata":"https://www.wikidata.org/wiki/Q914952","display_name":"Cord blood","level":2,"score":0.7668567895889282},{"id":"https://openalex.org/C176685330","wikidata":"https://www.wikidata.org/wiki/Q857638","display_name":"Radioimmunoassay","level":2,"score":0.7572827339172363},{"id":"https://openalex.org/C134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","level":1,"score":0.7192418575286865},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.7143176794052124},{"id":"https://openalex.org/C2988626262","wikidata":"https://www.wikidata.org/wiki/Q2796622","display_name":"Mean value","level":2,"score":0.49492090940475464},{"id":"https://openalex.org/C3020081911","wikidata":"https://www.wikidata.org/wiki/Q3918988","display_name":"Serum concentration","level":2,"score":0.48253676295280457},{"id":"https://openalex.org/C2778288131","wikidata":"https://www.wikidata.org/wiki/Q327362","display_name":"Triiodothyronine","level":3,"score":0.41188526153564453},{"id":"https://openalex.org/C2993291352","wikidata":"https://www.wikidata.org/wiki/Q16399","display_name":"Thyroid function","level":3,"score":0.4100402295589447},{"id":"https://openalex.org/C526584372","wikidata":"https://www.wikidata.org/wiki/Q16399","display_name":"Thyroid","level":2,"score":0.353187620639801},{"id":"https://openalex.org/C105795698","wikidata":"https://www.wikidata.org/wiki/Q12483","display_name":"Statistics","level":1,"score":0.0},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000367","descriptor_name":"Age Factors","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":true},{"descriptor_ui":"D011247","descriptor_name":"Pregnancy","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013972","descriptor_name":"Thyrotropin","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":true},{"descriptor_ui":"D013974","descriptor_name":"Thyroxine","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":true},{"descriptor_ui":"D014284","descriptor_name":"Triiodothyronine","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":true}],"locations_count":3,"locations":[{"id":"doi:10.1136/adc.50.7.565","doi":"https://doi.org/10.1136/adc.50.7.565","is_oa":true,"landing_page_url":"https://doi.org/10.1136/adc.50.7.565","pdf_url":"https://adc.bmj.com/content/archdischild/50/7/565.full.pdf","source":{"id":"https://openalex.org/S207294652","display_name":"Archives of Disease in Childhood","issn_l":"0003-9888","issn":["0003-9888","1468-2044"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319945","host_organization_name":"BMJ","host_organization_lineage":["https://openalex.org/P4310319945"],"host_organization_lineage_names":["BMJ"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archives of Disease in Childhood","raw_type":"journal-article"},{"id":"pmh:oai:pubmedcentral.nih.gov:1544595","doi":null,"is_oa":true,"landing_page_url":"https://www.ncbi.nlm.nih.gov/pmc/articles/1544595","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":"Arch Dis Child","raw_type":"Text"},{"id":"pmid:1167070","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/1167070","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":"Archives of disease in childhood","raw_type":"Comparative Study"}],"best_oa_location":{"id":"doi:10.1136/adc.50.7.565","doi":"https://doi.org/10.1136/adc.50.7.565","is_oa":true,"landing_page_url":"https://doi.org/10.1136/adc.50.7.565","pdf_url":"https://adc.bmj.com/content/archdischild/50/7/565.full.pdf","source":{"id":"https://openalex.org/S207294652","display_name":"Archives of Disease in Childhood","issn_l":"0003-9888","issn":["0003-9888","1468-2044"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-2","ki-jl-1","medline","norway-2","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310319945","host_organization_name":"BMJ","host_organization_lineage":["https://openalex.org/P4310319945"],"host_organization_lineage_names":["BMJ"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Archives of Disease in Childhood","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8560000061988831,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W1999587773.pdf","grobid_xml":"https://content.openalex.org/works/W1999587773.grobid-xml"},"referenced_works_count":8,"referenced_works":["https://openalex.org/W2035701664","https://openalex.org/W2055596763","https://openalex.org/W2057380507","https://openalex.org/W2063541105","https://openalex.org/W2077562644","https://openalex.org/W2083501169","https://openalex.org/W2109085817","https://openalex.org/W2126221303"],"related_works":["https://openalex.org/W2027247512","https://openalex.org/W2093905279","https://openalex.org/W1970147100","https://openalex.org/W2511897773","https://openalex.org/W7113331489","https://openalex.org/W2095602791","https://openalex.org/W1484458515","https://openalex.org/W2061576815","https://openalex.org/W2028530828","https://openalex.org/W178272610"],"abstract_inverted_index":{"The":[0,28,92],"serum":[1,35,66,98],"concentrations":[2,68,100],"of":[3,23,31,48,55,63,75,82,90,95,106,113,124,168,177,180,189],"tri-iodothyronine":[4],"(T3),":[5],"thyroxine":[6],"(T4),":[7],"and":[8,20,39,140,150,171],"thyrotrophin":[9],"(TSH)":[10],"were":[11],"measured":[12],"in":[13,33,159,184],"10":[14],"term":[15],"newborn":[16],"infants":[17],"between":[18],"birth":[19,139],"the":[21,43,52,59,71,79,86,96,102,110,122,152,164,178,181,187],"age":[22,188],"2":[24,61,117,160],"days":[25],"by":[26],"radioimmunoassay.":[27],"mean":[29,97],"concentration":[30],"T3":[32,134,154],"maternal":[34],"was":[36,119],"1.62":[37],"mug/l,":[38],"it":[40],"increased":[41,69],"from":[42,70,101],"low":[44,137,153],"cord":[45,72,103],"blood":[46,73,104],"level":[47,74,105],"0-63":[49],"mug/l":[50,57,77,84],"to":[51,78,109,121],"peak":[53,80,111],"value":[54,81,112],"1-76":[56],"within":[58,85,116],"first":[60,87],"hours":[62,89,118,161],"life.":[64,91],"Mean":[65],"T4":[67],"145":[76],"205":[83],"24":[88,190],"postnatal":[93],"increase":[94,123],"TSH":[99,141,165],"5-7":[107],"mU/l":[108,115],"20-6":[114],"similar":[120],"T3.":[125],"These":[126],"data":[127],"confirm":[128],"earlier":[129],"reports":[130],"which":[131],"show":[132],"that":[133,151],"secretion":[135,142,155],"is":[136,143,156],"at":[138],"stimulated":[144],"strongly":[145],"but":[146],"transiently":[147],"after":[148,186],"birth,":[149],"rapidly":[157],"normalized":[158],"along":[162],"with":[163],"release.":[166],"Because":[167],"these":[169],"strong":[170],"rapid":[172],"changes,":[173],"we":[174],"recommend":[175],"screening":[176],"function":[179],"pituitary-thyroid":[182],"axis":[183],"neonates":[185],"hours.":[191]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2013,"cited_by_count":1}],"updated_date":"2026-10-31T12:09:11.096373","created_date":"2016-06-24T00:00:00"}