{"id":"https://openalex.org/W1683230552","doi":"https://doi.org/10.1016/0016-5085(81)90009-3","title":"Radionuclide ejection fraction: A technique for quantitative analysis of motor function of the human gallbladder","display_name":"Radionuclide ejection fraction: A technique for quantitative analysis of motor function of the human gallbladder","publication_year":1981,"publication_date":"1981-03-01","ids":{"openalex":"https://openalex.org/W1683230552","doi":"https://doi.org/10.1016/0016-5085(81)90009-3","mag":"1683230552","pmid":"https://pubmed.ncbi.nlm.nih.gov/7450441"},"language":"en","primary_location":{"id":"doi:10.1016/0016-5085(81)90009-3","doi":"https://doi.org/10.1016/0016-5085(81)90009-3","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0016-5085(81)90009-3","pdf_url":null,"source":{"id":"https://openalex.org/S143352558","display_name":"Gastroenterology","issn_l":"0016-5085","issn":["0016-5085","1528-0012"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Gastroenterology","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"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/A5111561641","display_name":"Gerbail T. Krishnamurthy","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165690674","display_name":"Oregon Health & Science University","ror":"https://ror.org/009avj582","country_code":"US","type":"education","lineage":["https://openalex.org/I165690674"]},{"id":"https://openalex.org/I2799886695","display_name":"Veterans Health Administration","ror":"https://ror.org/05eq41471","country_code":"US","type":"government","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695"]},{"id":"https://openalex.org/I2803065977","display_name":"Portland VA Medical Center","ror":"https://ror.org/02v3txv81","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I2803065977","https://openalex.org/I4210144745"]},{"id":"https://openalex.org/I4210144745","display_name":"VA Portland Health Care System","ror":"https://ror.org/054484h93","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I4210144745"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gerbail T. Krishnamurthy","raw_affiliation_strings":["Nuclear Medicine Service (1X), Veterans AdministFation Med-ical Center, 3710 S.W. U.S. Veterans Hospital Road, Portland Oregon 97201","Nuclear Medicine and Research Services, V.A. Medical Center, and Departments of Clinical Pathology and Medicine, University of Oregon Health Sciences Center, Portland, Oregon","Veterans Administration Medical Center, Portland, Oregon,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nuclear Medicine Service (1X), Veterans AdministFation Med-ical Center, 3710 S.W. U.S. Veterans Hospital Road, Portland Oregon 97201","institution_ids":["https://openalex.org/I2799886695","https://openalex.org/I2803065977"]},{"raw_affiliation_string":"Nuclear Medicine and Research Services, V.A. Medical Center, and Departments of Clinical Pathology and Medicine, University of Oregon Health Sciences Center, Portland, Oregon","institution_ids":["https://openalex.org/I165690674","https://openalex.org/I2803065977","https://openalex.org/I4210144745"]},{"raw_affiliation_string":"Veterans Administration Medical Center, Portland, Oregon,","institution_ids":["https://openalex.org/I2803065977"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110005004","display_name":"Vishnu R. Bobba","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165690674","display_name":"Oregon Health & Science University","ror":"https://ror.org/009avj582","country_code":"US","type":"education","lineage":["https://openalex.org/I165690674"]},{"id":"https://openalex.org/I2799886695","display_name":"Veterans Health Administration","ror":"https://ror.org/05eq41471","country_code":"US","type":"government","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695"]},{"id":"https://openalex.org/I2803065977","display_name":"Portland VA Medical Center","ror":"https://ror.org/02v3txv81","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I2803065977","https://openalex.org/I4210144745"]},{"id":"https://openalex.org/I4210144745","display_name":"VA Portland Health Care System","ror":"https://ror.org/054484h93","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I4210144745"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Vishnu R. Bobba","raw_affiliation_strings":["Nuclear Medicine Service (1X), Veterans AdministFation Med-ical Center, 3710 S.W. U.S. Veterans Hospital Road, Portland Oregon 97201","Nuclear Medicine and Research Services, V.A. Medical Center, and Departments of Clinical Pathology and Medicine, University of Oregon Health Sciences Center, Portland, Oregon","Veterans Administration Medical Center, Portland, Oregon,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nuclear Medicine Service (1X), Veterans AdministFation Med-ical Center, 3710 S.W. U.S. Veterans Hospital Road, Portland Oregon 97201","institution_ids":["https://openalex.org/I2799886695","https://openalex.org/I2803065977"]},{"raw_affiliation_string":"Nuclear Medicine and Research Services, V.A. Medical Center, and Departments of Clinical Pathology and Medicine, University of Oregon Health Sciences Center, Portland, Oregon","institution_ids":["https://openalex.org/I165690674","https://openalex.org/I2803065977","https://openalex.org/I4210144745"]},{"raw_affiliation_string":"Veterans Administration Medical Center, Portland, Oregon,","institution_ids":["https://openalex.org/I2803065977"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5018906722","display_name":"Elizabeth Kingston","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I165690674","display_name":"Oregon Health & Science University","ror":"https://ror.org/009avj582","country_code":"US","type":"education","lineage":["https://openalex.org/I165690674"]},{"id":"https://openalex.org/I2799886695","display_name":"Veterans Health Administration","ror":"https://ror.org/05eq41471","country_code":"US","type":"government","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695"]},{"id":"https://openalex.org/I2803065977","display_name":"Portland VA Medical Center","ror":"https://ror.org/02v3txv81","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I2803065977","https://openalex.org/I4210144745"]},{"id":"https://openalex.org/I4210144745","display_name":"VA Portland Health Care System","ror":"https://ror.org/054484h93","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1322918889","https://openalex.org/I2799886695","https://openalex.org/I4210144745"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Elizabeth Kingston","raw_affiliation_strings":["Nuclear Medicine Service (1X), Veterans AdministFation Med-ical Center, 3710 S.W. U.S. Veterans Hospital Road, Portland Oregon 97201","Nuclear Medicine and Research Services, V.A. Medical Center, and Departments of Clinical Pathology and Medicine, University of Oregon Health Sciences Center, Portland, Oregon","Veterans Administration Medical Center, Portland, Oregon,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Nuclear Medicine Service (1X), Veterans AdministFation Med-ical Center, 3710 S.W. U.S. Veterans Hospital Road, Portland Oregon 97201","institution_ids":["https://openalex.org/I2799886695","https://openalex.org/I2803065977"]},{"raw_affiliation_string":"Nuclear Medicine and Research Services, V.A. Medical Center, and Departments of Clinical Pathology and Medicine, University of Oregon Health Sciences Center, Portland, Oregon","institution_ids":["https://openalex.org/I165690674","https://openalex.org/I2803065977","https://openalex.org/I4210144745"]},{"raw_affiliation_string":"Veterans Administration Medical Center, Portland, Oregon,","institution_ids":["https://openalex.org/I2803065977"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4180,"currency":"USD","value_usd":4180},"apc_paid":null,"fwci":7.2692,"has_fulltext":false,"cited_by_count":157,"citation_normalized_percentile":{"value":0.96648232,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":87,"max":98},"biblio":{"volume":"80","issue":"3","first_page":"482","last_page":"490"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10518","display_name":"Gallbladder and Bile Duct Disorders","score":0.9473000168800354,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T10518","display_name":"Gallbladder and Bile Duct Disorders","score":0.9473000168800354,"subfield":{"id":"https://openalex.org/subfields/2715","display_name":"Gastroenterology"},"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/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.028599999845027924,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/T11395","display_name":"Radiopharmaceutical Chemistry and Applications","score":0.01119999960064888,"subfield":{"id":"https://openalex.org/subfields/2741","display_name":"Radiology, Nuclear Medicine and Imaging"},"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/gallbladder-ejection-fraction","display_name":"gallbladder ejection fraction","score":0.9359999895095825},{"id":"https://openalex.org/keywords/gallbladder-motility","display_name":"gallbladder motility","score":0.8970000147819519},{"id":"https://openalex.org/keywords/hepatobiliary-scintigraphy","display_name":"hepatobiliary scintigraphy","score":0.8029999732971191},{"id":"https://openalex.org/keywords/technetium-99m","display_name":"technetium-99m","score":0.8330000042915344},{"id":"https://openalex.org/keywords/ejection-rate","display_name":"ejection rate","score":0.6980000138282776}],"concepts":[{"id":"https://openalex.org/C2777148285","wikidata":"https://www.wikidata.org/wiki/Q64386","display_name":"Gallbladder","level":2,"score":0.8493818640708923},{"id":"https://openalex.org/C78085059","wikidata":"https://www.wikidata.org/wiki/Q641303","display_name":"Ejection fraction","level":3,"score":0.7138315439224243},{"id":"https://openalex.org/C9893847","wikidata":"https://www.wikidata.org/wiki/Q1425625","display_name":"Reproducibility","level":2,"score":0.6111029982566833},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.5744374394416809},{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.5074650645256042},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4739023745059967},{"id":"https://openalex.org/C2779902710","wikidata":"https://www.wikidata.org/wiki/Q1130465","display_name":"Scintigraphy","level":2,"score":0.438802570104599},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.3280659317970276},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.31748124957084656},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.27611392736434937},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.09306177496910095},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","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":"D005704","descriptor_name":"Gallbladder","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D005704","descriptor_name":"Gallbladder","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","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":"D008722","descriptor_name":"Methods","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008954","descriptor_name":"Models, Biological","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011877","descriptor_name":"Radionuclide Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D066298","descriptor_name":"In Vitro Techniques","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1016/0016-5085(81)90009-3","doi":"https://doi.org/10.1016/0016-5085(81)90009-3","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0016-5085(81)90009-3","pdf_url":null,"source":{"id":"https://openalex.org/S143352558","display_name":"Gastroenterology","issn_l":"0016-5085","issn":["0016-5085","1528-0012"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","doyens","jufo-3","ki-jl-3","medline","norway-2","poland-200","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Gastroenterology","raw_type":"journal-article"},{"id":"pmid:7450441","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/7450441","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":"Gastroenterology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Good health and well-being","score":0.9537000060081482,"id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W163314987","https://openalex.org/W1624170738","https://openalex.org/W1682371140","https://openalex.org/W1936741949","https://openalex.org/W1966415450","https://openalex.org/W2017288909","https://openalex.org/W2022549894","https://openalex.org/W2031672853","https://openalex.org/W2032604949","https://openalex.org/W2037398652","https://openalex.org/W2037434150","https://openalex.org/W2050409337","https://openalex.org/W2054280834","https://openalex.org/W2063555500","https://openalex.org/W2085589764","https://openalex.org/W2088618662","https://openalex.org/W2089154366","https://openalex.org/W2090443231","https://openalex.org/W2101663310","https://openalex.org/W2109524466","https://openalex.org/W2115191435","https://openalex.org/W2127937669","https://openalex.org/W2156196582","https://openalex.org/W2164787735","https://openalex.org/W2213096109","https://openalex.org/W2319146663","https://openalex.org/W2326832967","https://openalex.org/W2407086509","https://openalex.org/W2407208636","https://openalex.org/W2413113084","https://openalex.org/W3090279722","https://openalex.org/W4238883938","https://openalex.org/W4301627395","https://openalex.org/W6606543117"],"related_works":["https://openalex.org/W2093014131","https://openalex.org/W1986345680","https://openalex.org/W2006415387","https://openalex.org/W1450552806","https://openalex.org/W2003237350","https://openalex.org/W1962071717","https://openalex.org/W2030729729","https://openalex.org/W2100073290","https://openalex.org/W2020872158","https://openalex.org/W1837118781"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":4},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
