{"id":"https://openalex.org/W2152272294","doi":"https://doi.org/10.1109/42.918468","title":"Noninvasive estimation of the aorta input function for measurement of tumor blood flow with [/sup 15/O] water","display_name":"Noninvasive estimation of the aorta input function for measurement of tumor blood flow with [/sup 15/O] water","publication_year":2001,"publication_date":"2001-03-01","ids":{"openalex":"https://openalex.org/W2152272294","doi":"https://doi.org/10.1109/42.918468","mag":"2152272294","pmid":"https://pubmed.ncbi.nlm.nih.gov/11341707"},"language":"en","primary_location":{"id":"doi:10.1109/42.918468","is_oa":false,"landing_page_url":"https://doi.org/10.1109/42.918468","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","raw_type":"journal-article"},"type":"article","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/A5010575447","display_name":"Hiroshi Watabe","orcid":"https://orcid.org/0000-0001-6257-7735"},"institutions":[{"id":"https://openalex.org/I4210111404","display_name":"National Cerebral and Cardiovascular Center","ror":"https://ror.org/01v55qb38","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210111404"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"W. Watabe","raw_affiliation_strings":["Department of Investigative Radiology, National Cardiovascular Center Research Institute, Osaka, Japan"],"affiliations":[{"raw_affiliation_string":"Department of Investigative Radiology, National Cardiovascular Center Research Institute, Osaka, Japan","institution_ids":["https://openalex.org/I4210111404"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5014907384","display_name":"Michael A. Channing","orcid":null},"institutions":[{"id":"https://openalex.org/I1299303238","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88","country_code":"US","type":"government","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M.A. Channing","raw_affiliation_strings":["PET Department, W. G. Magnuson Clinical Center, National Institutes of Health DHHS, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"PET Department, W. G. Magnuson Clinical Center, National Institutes of Health DHHS, Bethesda, MD, USA","institution_ids":["https://openalex.org/I1299303238"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041163549","display_name":"Cyril Riddell","orcid":"https://orcid.org/0000-0001-8904-850X"},"institutions":[{"id":"https://openalex.org/I4210155647","display_name":"National Institutes of Health Clinical Center","ror":"https://ror.org/04vfsmv21","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210155647"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"C. Riddell","raw_affiliation_strings":["Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA","institution_ids":["https://openalex.org/I4210155647"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078043972","display_name":"Fr\u00e9d\u00e9ric Jousse","orcid":null},"institutions":[{"id":"https://openalex.org/I4210155647","display_name":"National Institutes of Health Clinical Center","ror":"https://ror.org/04vfsmv21","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210155647"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"F. Jousse","raw_affiliation_strings":["Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA","institution_ids":["https://openalex.org/I4210155647"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003655999","display_name":"Steven K. Libutti","orcid":"https://orcid.org/0000-0003-2313-9809"},"institutions":[{"id":"https://openalex.org/I1299303238","display_name":"National Institutes of Health","ror":"https://ror.org/01cwqze88","country_code":"US","type":"government","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238"]},{"id":"https://openalex.org/I4210140884","display_name":"National Cancer Institute","ror":"https://ror.org/040gcmg81","country_code":"US","type":"government","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210140884"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S.K. Libutti","raw_affiliation_strings":["Surgery Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"Surgery Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD, USA","institution_ids":["https://openalex.org/I1299303238","https://openalex.org/I4210140884"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063044283","display_name":"Jorge A. Carrasquillo","orcid":"https://orcid.org/0000-0002-8513-5734"},"institutions":[{"id":"https://openalex.org/I4210155647","display_name":"National Institutes of Health Clinical Center","ror":"https://ror.org/04vfsmv21","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210155647"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"J.A. Carrasquillo","raw_affiliation_strings":["Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA","institution_ids":["https://openalex.org/I4210155647"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108212397","display_name":"Stephen L. Bacharach","orcid":null},"institutions":[{"id":"https://openalex.org/I4210155647","display_name":"National Institutes of Health Clinical Center","ror":"https://ror.org/04vfsmv21","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1299022934","https://openalex.org/I1299303238","https://openalex.org/I4210155647"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"S.L. Bacharach","raw_affiliation_strings":["Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"Department of Nuclear Medicine, Clinical Center National Institutes of Health, Bethesda, MD, USA","institution_ids":["https://openalex.org/I4210155647"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5012357230","display_name":"Richard E. Carson","orcid":"https://orcid.org/0000-0002-9338-7966"},"institutions":[{"id":"https://openalex.org/I1325203003","display_name":"Cardinal Glennon Children\u2019s Medical Center","ror":"https://ror.org/00jq51013","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I1325203003","https://openalex.org/I2801580383"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"R.E. Carson","raw_affiliation_strings":["PET Department, Warren Grant Magnuson Clinical Center, Bethesda, MD, USA"],"affiliations":[{"raw_affiliation_string":"PET Department, Warren Grant Magnuson Clinical Center, Bethesda, MD, USA","institution_ids":["https://openalex.org/I1325203003"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":8,"corresponding_author_ids":["https://openalex.org/A5010575447"],"corresponding_institution_ids":["https://openalex.org/I4210111404"],"apc_list":null,"apc_paid":null,"fwci":1.1007,"has_fulltext":false,"cited_by_count":39,"citation_normalized_percentile":{"value":0.78160764,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"20","issue":"3","first_page":"164","last_page":"174"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9998000264167786,"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"}},"topics":[{"id":"https://openalex.org/T10522","display_name":"Medical Imaging Techniques and Applications","score":0.9998000264167786,"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/T12386","display_name":"Advanced X-ray and CT Imaging","score":0.9970999956130981,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10378","display_name":"Advanced MRI Techniques and Applications","score":0.9958000183105469,"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/imaging-phantom","display_name":"Imaging phantom","score":0.7590402364730835},{"id":"https://openalex.org/keywords/aorta","display_name":"Aorta","score":0.6745985746383667},{"id":"https://openalex.org/keywords/blood-flow","display_name":"Blood flow","score":0.6511126756668091},{"id":"https://openalex.org/keywords/positron-emission-tomography","display_name":"Positron emission tomography","score":0.4999697208404541},{"id":"https://openalex.org/keywords/image-resolution","display_name":"Image resolution","score":0.4674210250377655},{"id":"https://openalex.org/keywords/biomedical-engineering","display_name":"Biomedical engineering","score":0.4606722593307495},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.4449997544288635},{"id":"https://openalex.org/keywords/nuclear-medicine","display_name":"Nuclear medicine","score":0.4257635474205017},{"id":"https://openalex.org/keywords/scanner","display_name":"Scanner","score":0.42253395915031433},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3897252678871155},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3069724440574646},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2073090374469757},{"id":"https://openalex.org/keywords/radiology","display_name":"Radiology","score":0.19965171813964844},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.1902008354663849},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.1140216588973999}],"concepts":[{"id":"https://openalex.org/C104293457","wikidata":"https://www.wikidata.org/wiki/Q28324852","display_name":"Imaging phantom","level":2,"score":0.7590402364730835},{"id":"https://openalex.org/C2779980429","wikidata":"https://www.wikidata.org/wiki/Q101004","display_name":"Aorta","level":2,"score":0.6745985746383667},{"id":"https://openalex.org/C158846371","wikidata":"https://www.wikidata.org/wiki/Q1642137","display_name":"Blood flow","level":2,"score":0.6511126756668091},{"id":"https://openalex.org/C2775842073","wikidata":"https://www.wikidata.org/wiki/Q208376","display_name":"Positron emission tomography","level":2,"score":0.4999697208404541},{"id":"https://openalex.org/C205372480","wikidata":"https://www.wikidata.org/wiki/Q210521","display_name":"Image resolution","level":2,"score":0.4674210250377655},{"id":"https://openalex.org/C136229726","wikidata":"https://www.wikidata.org/wiki/Q327092","display_name":"Biomedical engineering","level":1,"score":0.4606722593307495},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.4449997544288635},{"id":"https://openalex.org/C2989005","wikidata":"https://www.wikidata.org/wiki/Q214963","display_name":"Nuclear medicine","level":1,"score":0.4257635474205017},{"id":"https://openalex.org/C2779751349","wikidata":"https://www.wikidata.org/wiki/Q1474480","display_name":"Scanner","level":2,"score":0.42253395915031433},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3897252678871155},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3069724440574646},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2073090374469757},{"id":"https://openalex.org/C126838900","wikidata":"https://www.wikidata.org/wiki/Q77604","display_name":"Radiology","level":1,"score":0.19965171813964844},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.1902008354663849},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.1140216588973999}],"mesh":[{"descriptor_ui":"D001011","descriptor_name":"Aorta","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001011","descriptor_name":"Aorta","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001011","descriptor_name":"Aorta","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D001011","descriptor_name":"Aorta","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D001011","descriptor_name":"Aorta","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D001011","descriptor_name":"Aorta","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","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":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007091","descriptor_name":"Image Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009369","descriptor_name":"Neoplasms","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D009369","descriptor_name":"Neoplasms","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D009369","descriptor_name":"Neoplasms","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D009369","descriptor_name":"Neoplasms","qualifier_ui":"Q000098","qualifier_name":"blood supply","is_major_topic":false},{"descriptor_ui":"D009369","descriptor_name":"Neoplasms","qualifier_ui":"Q000098","qualifier_name":"blood supply","is_major_topic":false},{"descriptor_ui":"D009369","descriptor_name":"Neoplasms","qualifier_ui":"Q000098","qualifier_name":"blood supply","is_major_topic":false},{"descriptor_ui":"D010104","descriptor_name":"Oxygen Radioisotopes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010104","descriptor_name":"Oxygen Radioisotopes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D010104","descriptor_name":"Oxygen Radioisotopes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014055","descriptor_name":"Tomography, Emission-Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014055","descriptor_name":"Tomography, Emission-Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014055","descriptor_name":"Tomography, Emission-Computed","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D014867","descriptor_name":"Water","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019047","descriptor_name":"Phantoms, Imaging","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1109/42.918468","is_oa":false,"landing_page_url":"https://doi.org/10.1109/42.918468","pdf_url":null,"source":{"id":"https://openalex.org/S58069681","display_name":"IEEE Transactions on Medical Imaging","issn_l":"0278-0062","issn":["0278-0062","1558-254X"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Medical Imaging","raw_type":"journal-article"},{"id":"pmid:11341707","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11341707","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,"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":"IEEE transactions on medical imaging","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":0.8399999737739563,"display_name":"Clean water and sanitation"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W1543561888","https://openalex.org/W1833829642","https://openalex.org/W1960270838","https://openalex.org/W1969725410","https://openalex.org/W1975833263","https://openalex.org/W2043976272","https://openalex.org/W2048389466","https://openalex.org/W2066514753","https://openalex.org/W2090039774","https://openalex.org/W2117593737","https://openalex.org/W2124260943","https://openalex.org/W2127839279","https://openalex.org/W2130074222","https://openalex.org/W2132861193","https://openalex.org/W2135848264","https://openalex.org/W2137977181","https://openalex.org/W2154741421","https://openalex.org/W2159281107","https://openalex.org/W2163794208","https://openalex.org/W2187721855","https://openalex.org/W2324677651","https://openalex.org/W2403428001","https://openalex.org/W2410337138","https://openalex.org/W2410554790","https://openalex.org/W2462234603","https://openalex.org/W6632571275","https://openalex.org/W6641098566","https://openalex.org/W6679354919","https://openalex.org/W6680068837","https://openalex.org/W6683111133","https://openalex.org/W6684497302","https://openalex.org/W6687278773","https://openalex.org/W6713574260","https://openalex.org/W6714589710","https://openalex.org/W6714675720","https://openalex.org/W6719167158"],"related_works":["https://openalex.org/W1968770722","https://openalex.org/W96407372","https://openalex.org/W2900723815","https://openalex.org/W1991553034","https://openalex.org/W2778298633","https://openalex.org/W2044788131","https://openalex.org/W2755278516","https://openalex.org/W4210494209","https://openalex.org/W1969509093","https://openalex.org/W1969496878"],"abstract_inverted_index":{"Quantitative":[0],"measurement":[1,215],"of":[2,15,45,86,98,216],"tumor":[3,16],"blood":[4,80],"flow":[5,22,161],"with":[6,70,178,200],"[15O]water":[7,99,175,219],"can":[8],"be":[9],"used":[10,94,183],"to":[11,35,102,114,122,171],"evaluate":[12],"the":[13,30,37,46,55,67,77,84,89,104,116,138,141,185,197,213,217],"effects":[14],"treatment":[17],"over":[18],"time.":[19],"Since":[20],"quantitative":[21],"measurements":[23],"require":[24],"an":[25,165],"input":[26,38,181,220],"function,":[27],"we":[28],"developed":[29],"profile":[31],"fitting":[32,66,97],"method":[33],"(PFM)":[34],"measure":[36],"function":[39],"from":[40,88],"positron":[41],"emission":[42],"tomography":[43],"images":[44,101],"aorta.":[47],"First,":[48],"a":[49,71,133,209],"[11C]CO":[50,173],"scan":[51],"was":[52,58,63,93,145,169],"acquired":[53],"and":[54,83,106,174],"aorta":[56,61,105,218],"region":[57],"analyzed.":[59],"The":[60,91],"diameter":[62,92],"determined":[64],"by":[65],"image":[68],"data":[69],"model":[72],"that":[73,153,206],"includes":[74],"scanner":[75],"resolution,":[76],"measured":[78],"venous":[79],"radioactivity":[81,108],"concentration,":[82],"spillover":[85],"counts":[87],"background.":[90],"in":[95,132,140,160,196],"subsequent":[96],"dynamic":[100,176],"estimate":[103],"background":[107],"concentrations.":[109],"Phantom":[110],"experiments":[111],"were":[112,124],"performed":[113],"test":[115],"model.":[117],"Image":[118],"quantification":[119],"biases":[120],"(up":[121],"15%)":[123],"found":[125,195],"for":[126,130,212],"small":[127],"objects,":[128],"particularly":[129],"those":[131],"large":[134],"elliptical":[135],"phantom.":[136],"However,":[137],"bias":[139,157],"PFM":[142,154,168,188,207],"concentration":[143],"estimates":[144,163,190],"much":[146],"smaller":[147],"(2%-6%).":[148],"A":[149],"simulation":[150,198],"study":[151],"showed":[152],"had":[155,191],"less":[156],"and/or":[158],"variability":[159,193],"parameter":[162,189],"than":[164,194],"ROI":[166],"method.":[167],"applied":[170],"human":[172],"studies":[177,204],"left":[179],"ventricle":[180],"functions":[182],"as":[184],"gold":[186],"standard.":[187],"higher":[192],"but":[199],"minimal":[201],"bias.":[202],"These":[203],"suggest":[205],"is":[208],"promising":[210],"technique":[211],"noninvasive":[214],"function.":[221]},"counts_by_year":[{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2016,"cited_by_count":2},{"year":2014,"cited_by_count":2},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-03-07T16:01:11.037858","created_date":"2016-06-24T00:00:00"}
