{"id":"https://openalex.org/W2005058861","doi":"https://doi.org/10.1016/s0010-4825(02)00089-6","title":"Changes of the beat amplitude power after partial left ventriculectomy and coronary artery bypass grafting","display_name":"Changes of the beat amplitude power after partial left ventriculectomy and coronary artery bypass grafting","publication_year":2003,"publication_date":"2003-04-30","ids":{"openalex":"https://openalex.org/W2005058861","doi":"https://doi.org/10.1016/s0010-4825(02)00089-6","mag":"2005058861","pmid":"https://pubmed.ncbi.nlm.nih.gov/12726801"},"language":"en","primary_location":{"id":"doi:10.1016/s0010-4825(02)00089-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0010-4825(02)00089-6","pdf_url":null,"source":{"id":"https://openalex.org/S44278595","display_name":"Computers in Biology and Medicine","issn_l":"0010-4825","issn":["0010-4825","1879-0534"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"Computers in Biology and Medicine","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/A5111614059","display_name":"Toshimi Ujiie","orcid":null},"institutions":[{"id":"https://openalex.org/I1314466530","display_name":"Tokai University","ror":"https://ror.org/01p7qe739","country_code":"JP","type":"education","lineage":["https://openalex.org/I1314466530"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Toshimi Ujiie","raw_affiliation_strings":["Tokai University, Cardiovascular Surgery and Transplantation, Bohsedai Isehara, Kanagawa 259-1193, Japan. toujiie@attglobal.net","Tokai University, Cardiovascular Surgery and Transplantation, Bohsedai Isehara, Kanagawa 259-1193, Japan"],"affiliations":[{"raw_affiliation_string":"Tokai University, Cardiovascular Surgery and Transplantation, Bohsedai Isehara, Kanagawa 259-1193, Japan. toujiie@attglobal.net","institution_ids":["https://openalex.org/I1314466530"]},{"raw_affiliation_string":"Tokai University, Cardiovascular Surgery and Transplantation, Bohsedai Isehara, Kanagawa 259-1193, Japan","institution_ids":["https://openalex.org/I1314466530"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111614059"],"corresponding_institution_ids":["https://openalex.org/I1314466530"],"apc_list":{"value":2610,"currency":"USD","value_usd":2610},"apc_paid":null,"fwci":0.3045,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.64000154,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"33","issue":"3","first_page":"227","last_page":"237"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12598","display_name":"Cardiac Structural Anomalies and Repair","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T12598","display_name":"Cardiac Structural Anomalies and Repair","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"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/T10675","display_name":"Mechanical Circulatory Support Devices","score":0.9799000024795532,"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/T10172","display_name":"Cardiac Valve Diseases and Treatments","score":0.9731000065803528,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/ventricle","display_name":"Ventricle","score":0.7767701148986816},{"id":"https://openalex.org/keywords/bypass-grafting","display_name":"Bypass grafting","score":0.7595216631889343},{"id":"https://openalex.org/keywords/medicine","display_name":"Medicine","score":0.7158443331718445},{"id":"https://openalex.org/keywords/cardiology","display_name":"Cardiology","score":0.69808429479599},{"id":"https://openalex.org/keywords/artery","display_name":"Artery","score":0.6886019706726074},{"id":"https://openalex.org/keywords/beat","display_name":"Beat (acoustics)","score":0.6610744595527649},{"id":"https://openalex.org/keywords/internal-medicine","display_name":"Internal medicine","score":0.6002748608589172},{"id":"https://openalex.org/keywords/amplitude","display_name":"Amplitude","score":0.5283233523368835},{"id":"https://openalex.org/keywords/cardiac-surgery","display_name":"Cardiac surgery","score":0.5033740401268005},{"id":"https://openalex.org/keywords/derivation","display_name":"Derivation","score":0.48140454292297363},{"id":"https://openalex.org/keywords/coronary-artery-disease","display_name":"Coronary artery disease","score":0.46336883306503296},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.07648321986198425},{"id":"https://openalex.org/keywords/acoustics","display_name":"Acoustics","score":0.06290635466575623}],"concepts":[{"id":"https://openalex.org/C2778921608","wikidata":"https://www.wikidata.org/wiki/Q2002035","display_name":"Ventricle","level":2,"score":0.7767701148986816},{"id":"https://openalex.org/C3017915907","wikidata":"https://www.wikidata.org/wiki/Q186020","display_name":"Bypass grafting","level":3,"score":0.7595216631889343},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.7158443331718445},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.69808429479599},{"id":"https://openalex.org/C2776820930","wikidata":"https://www.wikidata.org/wiki/Q9655","display_name":"Artery","level":2,"score":0.6886019706726074},{"id":"https://openalex.org/C189809214","wikidata":"https://www.wikidata.org/wiki/Q829522","display_name":"Beat (acoustics)","level":2,"score":0.6610744595527649},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.6002748608589172},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.5283233523368835},{"id":"https://openalex.org/C2778789114","wikidata":"https://www.wikidata.org/wiki/Q235007","display_name":"Cardiac surgery","level":2,"score":0.5033740401268005},{"id":"https://openalex.org/C207386681","wikidata":"https://www.wikidata.org/wiki/Q451323","display_name":"Derivation","level":3,"score":0.48140454292297363},{"id":"https://openalex.org/C2778213512","wikidata":"https://www.wikidata.org/wiki/Q844935","display_name":"Coronary artery disease","level":2,"score":0.46336883306503296},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.07648321986198425},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.06290635466575623},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001026","descriptor_name":"Coronary Artery Bypass","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D001026","descriptor_name":"Coronary Artery Bypass","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D001026","descriptor_name":"Coronary Artery Bypass","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003198","descriptor_name":"Computer Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006352","descriptor_name":"Heart Ventricles","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":false},{"descriptor_ui":"D006352","descriptor_name":"Heart Ventricles","qualifier_ui":"Q000601","qualifier_name":"surgery","is_major_topic":false},{"descriptor_ui":"D006352","descriptor_name":"Heart Ventricles","qualifier_ui":"Q000601","qualifier_name":"surgery","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":"D008875","descriptor_name":"Middle Aged","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":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008991","descriptor_name":"Monitoring, Physiologic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008991","descriptor_name":"Monitoring, Physiologic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008991","descriptor_name":"Monitoring, Physiologic","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011184","descriptor_name":"Postoperative Period","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011184","descriptor_name":"Postoperative Period","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011184","descriptor_name":"Postoperative Period","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012016","descriptor_name":"Reference Values","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012016","descriptor_name":"Reference Values","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012016","descriptor_name":"Reference Values","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D012815","descriptor_name":"Signal Processing, Computer-Assisted","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018780","descriptor_name":"Body Surface Potential Mapping","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018780","descriptor_name":"Body Surface Potential Mapping","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D018780","descriptor_name":"Body Surface Potential Mapping","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1016/s0010-4825(02)00089-6","is_oa":false,"landing_page_url":"https://doi.org/10.1016/s0010-4825(02)00089-6","pdf_url":null,"source":{"id":"https://openalex.org/S44278595","display_name":"Computers in Biology and Medicine","issn_l":"0010-4825","issn":["0010-4825","1879-0534"],"is_oa":false,"is_in_doaj":false,"is_core":true,"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":"Computers in Biology and Medicine","raw_type":"journal-article"},{"id":"pmid:12726801","is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/12726801","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":"Computers in biology and medicine","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.8299999833106995,"display_name":"Good health and well-being"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":16,"referenced_works":["https://openalex.org/W50393674","https://openalex.org/W1963633148","https://openalex.org/W1992838985","https://openalex.org/W1994607407","https://openalex.org/W2009167204","https://openalex.org/W2070944482","https://openalex.org/W2097540654","https://openalex.org/W2131776933","https://openalex.org/W2148253948","https://openalex.org/W2397513923","https://openalex.org/W2407474903","https://openalex.org/W2416532527","https://openalex.org/W2472554666","https://openalex.org/W6602044394","https://openalex.org/W6679265056","https://openalex.org/W6713417286"],"related_works":["https://openalex.org/W2022889141","https://openalex.org/W2402911890","https://openalex.org/W2353214236","https://openalex.org/W2412248164","https://openalex.org/W3187388830","https://openalex.org/W282675814","https://openalex.org/W2294556279","https://openalex.org/W2394655755","https://openalex.org/W1988065174","https://openalex.org/W2918790781"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-01-13T01:12:25.745995","created_date":"2025-10-10T00:00:00"}
