{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,3]],"date-time":"2026-10-03T09:54:25Z","timestamp":1791021265290,"version":"4.1.0"},"reference-count":21,"publisher":"Elsevier BV","issue":"10","license":[{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T00:00:00Z","timestamp":1790812800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2027,9,25]],"date-time":"2027-09-25T00:00:00Z","timestamp":1821830400000},"content-version":"am","delay-in-days":359,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"funder":[{"DOI":"10.13039\/100006474","name":"Columbia University","doi-asserted-by":"publisher","award":["360237808"],"award-info":[{"award-number":["360237808"]}],"id":[{"id":"10.13039\/100006474","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100006474","name":"Columbia University","doi-asserted-by":"publisher","award":["T32GM145440"],"award-info":[{"award-number":["T32GM145440"]}],"id":[{"id":"10.13039\/100006474","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["R01HL152236"],"award-info":[{"award-number":["R01HL152236"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000002","name":"National Institutes of Health","doi-asserted-by":"publisher","award":["R01HL149369"],"award-info":[{"award-number":["R01HL149369"]}],"id":[{"id":"10.13039\/100000002","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","heartrhythmjournal.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Heart Rhythm"],"published-print":{"date-parts":[[2026,10]]},"DOI":"10.1016\/j.hrthm.2026.04.007","type":"journal-article","created":{"date-parts":[[2026,4,15]],"date-time":"2026-04-15T08:56:02Z","timestamp":1776243362000},"page":"e2361-e2367","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"title":["Double potential gradient analysis for critical isthmus detection in scar-related atrial tachycardia"],"prefix":"10.1016","volume":"23","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-3953-219X","authenticated-orcid":false,"given":"Lawrence","family":"Zeldin","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jonah","family":"Majumder","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Sarah","family":"Schwartz","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Joon","family":"Kim","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Seth","family":"Goldbarg","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hirad","family":"Yarmohammadi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Angelo","family":"Biviano","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elaine Y.","family":"Wan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Edward J.","family":"Ciaccio","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Christine P.","family":"Hendon","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Deepak","family":"Saluja","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.hrthm.2026.04.007_bib1","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1161\/CIRCEP.116.004281","article-title":"Emergence of multielectrode mapping: on the road to higher resolution","volume":"9","author":"Tung","year":"2016","journal-title":"Circ Arrhythm Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib2","doi-asserted-by":"crossref","first-page":"628","DOI":"10.1161\/01.CIR.86.2.628","article-title":"Mechanism of double potentials recorded during sustained atrial flutter in the canine right atrial crush-injury model","volume":"86","author":"Feld","year":"1992","journal-title":"Circulation"},{"key":"10.1016\/j.hrthm.2026.04.007_bib3","doi-asserted-by":"crossref","first-page":"750","DOI":"10.1016\/S0735-1097(01)01425-5","article-title":"Double potentials along the ablation line as a guide to radiofrequency ablation of typical atrial flutter","volume":"38","author":"Tada","year":"2001","journal-title":"J Am Coll Cardiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib4","doi-asserted-by":"crossref","first-page":"2022","DOI":"10.1016\/0735-1097(93)90793-Z","article-title":"Characterization of double potentials in a functionally determined reentrant circuit: multiplexing studies during interruption of atrial flutter in the canine pericarditis model","volume":"22","author":"Shimizu","year":"1993","journal-title":"J Am Coll Cardiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib5","doi-asserted-by":"crossref","first-page":"1978","DOI":"10.1111\/j.1540-8159.1996.tb03265.x","article-title":"Mapping reentry around atriotomy scars using double potentials","volume":"19","author":"Chinitz","year":"1996","journal-title":"Pacing Clin Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib6","doi-asserted-by":"crossref","first-page":"522","DOI":"10.1016\/j.ijcard.2014.06.041","article-title":"Radiofrequency ablation of left atrial flutter mediated with double potentials in a seemingly normally structured heart","volume":"175","author":"Peng","year":"2014","journal-title":"Int J Cardiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib7","doi-asserted-by":"crossref","first-page":"373","DOI":"10.1161\/01.CIR.87.2.373","article-title":"Characterization of double potentials during ventricular tachycardia: studies during transient entrainment","volume":"87","author":"Olshansky","year":"1993","journal-title":"Circulation"},{"key":"10.1016\/j.hrthm.2026.04.007_bib8","doi-asserted-by":"crossref","first-page":"2996","DOI":"10.1161\/01.CIR.0000146917.75041.58","article-title":"Technique and results of linear ablation at the mitral isthmus","volume":"110","author":"Ja\u00efs","year":"2004","journal-title":"Circulation"},{"key":"10.1016\/j.hrthm.2026.04.007_bib9","doi-asserted-by":"crossref","first-page":"1436","DOI":"10.1111\/jce.14457","article-title":"Identification of critical isthmus using coherent mapping in patients with scar-related atrial tachycardia","volume":"31","author":"Vicera","year":"2020","journal-title":"J Cardiovasc Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib10","doi-asserted-by":"crossref","first-page":"77","DOI":"10.1023\/A:1020876317859","article-title":"Double potential interval and transisthmus conduction time for prediction of cavotricuspid isthmus block after ablation of typical atrial flutter","volume":"7","author":"Tai","year":"2002","journal-title":"J Interv Card Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib11","doi-asserted-by":"crossref","first-page":"211","DOI":"10.1161\/01.CIR.99.2.211","article-title":"High-density mapping of activation through an incomplete isthmus ablation line","volume":"99","author":"Shah","year":"1999","journal-title":"Circulation"},{"key":"10.1016\/j.hrthm.2026.04.007_bib12","doi-asserted-by":"crossref","first-page":"179","DOI":"10.1515\/cdbme-2016-0041","article-title":"Automatic detection and mapping of double potentials in intracardiac electrograms","volume":"2","author":"Oesterlein","year":"2016","journal-title":"Curr Dir Biomed Eng"},{"key":"10.1016\/j.hrthm.2026.04.007_bib13","doi-asserted-by":"crossref","first-page":"480","DOI":"10.1111\/j.1540-8167.2008.01373.x","article-title":"A deductive mapping strategy for atrial tachycardia following atrial fibrillation ablation: importance of localized reentry","volume":"20","author":"Ja\u00efs","year":"2009","journal-title":"J Cardiovasc Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib14","doi-asserted-by":"crossref","first-page":"1401","DOI":"10.1111\/jce.16299","article-title":"Automated prediction of isthmus areas in scar-related atrial tachycardias using artificial intelligence","volume":"35","author":"Saluja","year":"2024","journal-title":"J Cardiovasc Electrophysiol"},{"key":"10.1016\/j.hrthm.2026.04.007_bib15","first-page":"3288","article-title":"Assessing instantaneous energy in the EEG: a non-negative, frequency-weighted energy operator","volume":"2014","author":"O\u2019Toole","year":"2014","journal-title":"Annu Int Conf IEEE Eng Med Biol Soc"},{"key":"10.1016\/j.hrthm.2026.04.007_bib16","doi-asserted-by":"crossref","first-page":"1921","DOI":"10.1111\/jce.15034","article-title":"The isthmus characteristics of scar-related macroreentrant atrial tachycardia in patients with and without cardiac surgery","volume":"32","author":"Liu","year":"2021","journal-title":"J Cardiovasc Electrophysiol"},{"issue":"1","key":"10.1016\/j.hrthm.2026.04.007_bib17","article-title":"Selection of Critical Isthmus in Scar-Related Atrial Tachycardia Using a New Automated Ultrahigh Resolution Mapping System","volume":"10","author":"La\u0163cu","year":"2017","journal-title":"Circ: Arrhythmia and Electrophysiology"},{"key":"10.1016\/j.hrthm.2026.04.007_bib18","series-title":"Proceedings of the 1968 23rd ACM National Conference (ACM\u201968)","first-page":"517","article-title":"A two-dimensional interpolation function for irregularly-spaced data","author":"Shepard","year":"1968"},{"key":"10.1016\/j.hrthm.2026.04.007_bib19","doi-asserted-by":"crossref","first-page":"269","DOI":"10.1007\/BF01386390","article-title":"A note on two problems in connexion with graphs","volume":"1","author":"Dijkstra","year":"1959","journal-title":"Numer Math"},{"key":"10.1016\/j.hrthm.2026.04.007_bib20","doi-asserted-by":"crossref","first-page":"3149","DOI":"10.1016\/j.hrthm.2025.01.009","article-title":"Peak frequency analysis and functional substrate mapping to predict critical isthmus of atypical atrial tachycardia: findings from a novel automated annotation algorithm to detect near-field signals","volume":"22","author":"Yorgun","year":"2025","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.hrthm.2026.04.007_bib21","article-title":"Selection of Critical Isthmus in Scar-Related Atrial Tachycardia Using a New Automated Ultrahigh Resolution Mapping System","volume":"10","author":"La\u0163cu","year":"2017","journal-title":"Circ: Arrhythmia and Electrophysiology"}],"container-title":["Heart Rhythm"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S154752712602254X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S154752712602254X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,10,3]],"date-time":"2026-10-03T09:02:25Z","timestamp":1791018145000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S154752712602254X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,10]]},"references-count":21,"journal-issue":{"issue":"10","published-print":{"date-parts":[[2026,10]]}},"alternative-id":["S154752712602254X"],"URL":"https:\/\/doi.org\/10.1016\/j.hrthm.2026.04.007","relation":{},"ISSN":["1547-5271"],"issn-type":[{"value":"1547-5271","type":"print"}],"subject":[],"published":{"date-parts":[[2026,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Double potential gradient analysis for critical isthmus detection in scar-related atrial tachycardia","name":"articletitle","label":"Article Title"},{"value":"Heart Rhythm","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.hrthm.2026.04.007","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2026 Heart Rhythm Society. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}]}}