{"id":"https://openalex.org/W2071106967","doi":"https://doi.org/10.1016/0002-8703(84)90319-3","title":"Correlation between changes in R wave amplitude and left ventricular volume induced by rapid atrial pacing","display_name":"Correlation between changes in R wave amplitude and left ventricular volume induced by rapid atrial pacing","publication_year":1984,"publication_date":"1984-04-01","ids":{"openalex":"https://openalex.org/W2071106967","doi":"https://doi.org/10.1016/0002-8703(84)90319-3","mag":"2071106967","pmid":"https://pubmed.ncbi.nlm.nih.gov/6702564"},"language":"en","primary_location":{"id":"doi:10.1016/0002-8703(84)90319-3","doi":"https://doi.org/10.1016/0002-8703(84)90319-3","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0002-8703(84)90319-3","pdf_url":null,"source":{"id":"https://openalex.org/S46995015","display_name":"American Heart Journal","issn_l":"0002-8703","issn":["0002-8703","1097-6744"],"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-1","poland-100","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":"American Heart Journal","raw_type":"journal-article"},"parent_works":[],"lineage":["https://openalex.org/W2071106967"],"child_works_count":0,"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/A5031675380","display_name":"Steven J. Daniels","orcid":"https://orcid.org/0000-0001-6693-746X","observed_orcids":["https://orcid.org/0000-0001-6693-746X"]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Steven Daniels","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007020584","display_name":"Abdulmassih S. Iskandrian","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Abdulmassih S. Iskandrian","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111813749","display_name":"A\u2010Hamid Hakki","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"A-Hamid Hakki","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041043195","display_name":"Sally A. Kane","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Sally A. Kane","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062069696","display_name":"Charles E. Bemis","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Charles E. Bemis","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111628560","display_name":"Leonard N. Horowitz","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Leonard N. Horowitz","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5054350950","display_name":"Allan M. Greenspan","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Allan M. Greenspan","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5080080526","display_name":"Bernard L. Segal","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2803028891","display_name":"Hahnemann University Hospital","ror":"https://ror.org/016bbv872","country_code":"US","type":"healthcare","lineage":["https://openalex.org/I2803028891"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bernard L. Segal","raw_affiliation_strings":["Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Likoff Cardiovascular Institute of Hahnemann University and Hospital Philadelphia, Pa., USA","institution_ids":["https://openalex.org/I2803028891"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5007020584"],"corresponding_institution_ids":["https://openalex.org/I2803028891"],"apc_list":{"value":4070,"currency":"USD","value_usd":4070},"apc_paid":null,"fwci":2.0672,"has_fulltext":false,"cited_by_count":34,"citation_normalized_percentile":{"value":0.85564237,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"107","issue":"4","first_page":"711","last_page":"717"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.5253999829292297,"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"}},"topics":[{"id":"https://openalex.org/T10217","display_name":"Cardiac electrophysiology and arrhythmias","score":0.5253999829292297,"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"}},{"id":"https://openalex.org/T10598","display_name":"Cardiac pacing and defibrillation studies","score":0.4169999957084656,"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"}},{"id":"https://openalex.org/T10821","display_name":"Cardiovascular Function and Risk Factors","score":0.01549999974668026,"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/r-wave-amplitude","display_name":"R wave amplitude","score":0.9350000023841858},{"id":"https://openalex.org/keywords/left-ventricular-volume","display_name":"left ventricular volume","score":0.9800000190734863},{"id":"https://openalex.org/keywords/rapid-atrial-pacing","display_name":"rapid atrial pacing","score":0.9300000071525574},{"id":"https://openalex.org/keywords/end-diastolic-volume","display_name":"end-diastolic volume","score":0.8870000243186951},{"id":"https://openalex.org/keywords/end-systolic-volume","display_name":"end-systolic volume","score":0.9990000128746033},{"id":"https://openalex.org/keywords/pulmonary-blood-volume","display_name":"pulmonary blood volume","score":0.9419999718666077},{"id":"https://openalex.org/keywords/left-ventricular-ejection-fraction","display_name":"left ventricular ejection fraction","score":0.8410000205039978},{"id":"https://openalex.org/keywords/coronary-sinus-pacing","display_name":"coronary sinus pacing","score":0.7599999904632568},{"id":"https://openalex.org/keywords/cardiac-output","display_name":"cardiac output","score":0.4309999942779541},{"id":"https://openalex.org/keywords/thermodilution","display_name":"thermodilution","score":0.7639999985694885},{"id":"https://openalex.org/keywords/radionuclide-ventriculography","display_name":"radionuclide ventriculography","score":0.8529999852180481},{"id":"https://openalex.org/keywords/pulmonary-transit-time","display_name":"pulmonary transit time","score":0.8159999847412109}],"concepts":[{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.9481202363967896},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.7102319598197937},{"id":"https://openalex.org/C180205008","wikidata":"https://www.wikidata.org/wiki/Q159190","display_name":"Amplitude","level":2,"score":0.6944188475608826},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.6009885668754578},{"id":"https://openalex.org/C3020135794","wikidata":"https://www.wikidata.org/wiki/Q372713","display_name":"Ventricular pacing","level":3,"score":0.5006117820739746},{"id":"https://openalex.org/C20556612","wikidata":"https://www.wikidata.org/wiki/Q4469374","display_name":"Volume (thermodynamics)","level":2,"score":0.4792052209377289},{"id":"https://openalex.org/C117220453","wikidata":"https://www.wikidata.org/wiki/Q5172842","display_name":"Correlation","level":2,"score":0.46135780215263367},{"id":"https://openalex.org/C16541007","wikidata":"https://www.wikidata.org/wiki/Q4924939","display_name":"P wave","level":3,"score":0.4531453549861908},{"id":"https://openalex.org/C2780040984","wikidata":"https://www.wikidata.org/wiki/Q79785","display_name":"Electrocardiography","level":2,"score":0.42851176857948303},{"id":"https://openalex.org/C2778198053","wikidata":"https://www.wikidata.org/wiki/Q181754","display_name":"Heart failure","level":2,"score":0.3324441909790039},{"id":"https://openalex.org/C2779161974","wikidata":"https://www.wikidata.org/wiki/Q815819","display_name":"Atrial fibrillation","level":2,"score":0.18868660926818848},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.059739917516708374},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","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":"D001810","descriptor_name":"Blood Volume","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002302","descriptor_name":"Cardiac Output","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002304","descriptor_name":"Cardiac Pacing, Artificial","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D002306","descriptor_name":"Cardiac Volume","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D004562","descriptor_name":"Electrocardiography","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":"D006321","descriptor_name":"Heart","qualifier_ui":"Q000000981","qualifier_name":"diagnostic imaging","is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":null,"qualifier_name":null,"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":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011652","descriptor_name":"Pulmonary Circulation","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":"D013318","descriptor_name":"Stroke Volume","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016276","descriptor_name":"Ventricular Function","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1016/0002-8703(84)90319-3","doi":"https://doi.org/10.1016/0002-8703(84)90319-3","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0002-8703(84)90319-3","pdf_url":null,"source":{"id":"https://openalex.org/S46995015","display_name":"American Heart Journal","issn_l":"0002-8703","issn":["0002-8703","1097-6744"],"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-1","poland-100","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":"American Heart Journal","raw_type":"journal-article"},{"id":"pmid:6702564","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/6702564","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":"American heart journal","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9476000070571899,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":29,"referenced_works":["https://openalex.org/W1534511635","https://openalex.org/W1988360566","https://openalex.org/W1989558807","https://openalex.org/W1991015432","https://openalex.org/W1993747941","https://openalex.org/W1994502977","https://openalex.org/W2018287194","https://openalex.org/W2020949543","https://openalex.org/W2024598533","https://openalex.org/W2033146629","https://openalex.org/W2035163070","https://openalex.org/W2037872938","https://openalex.org/W2040546813","https://openalex.org/W2041639457","https://openalex.org/W2050020779","https://openalex.org/W2050050519","https://openalex.org/W2054754621","https://openalex.org/W2079565426","https://openalex.org/W2090328574","https://openalex.org/W2107143444","https://openalex.org/W2107203185","https://openalex.org/W2109943826","https://openalex.org/W2111897370","https://openalex.org/W2129529248","https://openalex.org/W2134440054","https://openalex.org/W2135782745","https://openalex.org/W2149313891","https://openalex.org/W2160287004","https://openalex.org/W2425119233"],"related_works":["https://openalex.org/W2050415337","https://openalex.org/W2503586087","https://openalex.org/W2095215298","https://openalex.org/W2126077461","https://openalex.org/W2020497974","https://openalex.org/W2338504257","https://openalex.org/W2032655530","https://openalex.org/W2077860966","https://openalex.org/W2034992695","https://openalex.org/W1498513271"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":2},{"year":2019,"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"}