{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T16:35:25Z","timestamp":1790181325768,"version":"4.1.0"},"reference-count":40,"publisher":"Public Library of Science (PLoS)","issue":"10","license":[{"start":{"date-parts":[[2018,10,5]],"date-time":"2018-10-05T00:00:00Z","timestamp":1538697600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100007811","name":"Sydney Medical School Foundation","doi-asserted-by":"publisher","award":["Early Career Researcher Grant"],"award-info":[{"award-number":["Early Career Researcher Grant"]}],"id":[{"id":"10.13039\/501100007811","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100000925","name":"National Health and Medical Research Council","doi-asserted-by":"publisher","award":["402669"],"award-info":[{"award-number":["402669"]}],"id":[{"id":"10.13039\/501100000925","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["www.plosone.org"],"crossmark-restriction":false},"short-container-title":["PLoS ONE"],"DOI":"10.1371\/journal.pone.0204997","type":"journal-article","created":{"date-parts":[[2018,10,5]],"date-time":"2018-10-05T14:00:32Z","timestamp":1538748032000},"page":"e0204997","update-policy":"https:\/\/doi.org\/10.1371\/journal.pone.corrections_policy","source":"Crossref","is-referenced-by-count":10,"title":["Quantitative spectral assessment of intracardiac electrogram characteristics associated with post infarct fibrosis and ventricular tachycardia"],"prefix":"10.1371","volume":"13","author":[{"given":"John","family":"Morellato","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"William","family":"Chik","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M. A.","family":"Barry","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Juntang","family":"Lu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Aravinda","family":"Thiagalingam","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pramesh","family":"Kovoor","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9160-8630","authenticated-orcid":true,"given":"Jim","family":"Pouliopoulos","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"340","published-online":{"date-parts":[[2018,10,5]]},"reference":[{"issue":"6","key":"ref1","doi-asserted-by":"crossref","first-page":"886","DOI":"10.1016\/j.hrthm.2009.04.030","article-title":"EHRA\/HRS Expert Consensus on Catheter Ablation of Ventricular Arrhythmias: developed in a partnership with the European Heart Rhythm Association (EHRA), a Registered Branch of the European Society of Cardiology (ESC), and the Heart Rhythm Society (HRS); in collaboration with the American College of Cardiology (ACC) and the American Heart Association (AHA)","volume":"6","author":"EM Aliot","year":"2009","journal-title":"Heart Rhythm"},{"issue":"3","key":"ref2","doi-asserted-by":"crossref","first-page":"589","DOI":"10.1161\/01.CIR.77.3.589","article-title":"Reentry as a cause of ventricular tachycardia in patients with chronic ischemic heart disease: electrophysiologic and anatomic correlation","volume":"77","author":"JM de Bakker","year":"1988","journal-title":"Circulation"},{"issue":"6","key":"ref3","doi-asserted-by":"crossref","first-page":"879","DOI":"10.1161\/01.RES.60.6.879","article-title":"Endocardial, intramural, and epicardial activation patterns during sustained monomorphic ventricular tachycardia in late canine myocardial infarction","volume":"60","author":"H Garan","year":"1987","journal-title":"Circ Res"},{"issue":"6","key":"ref4","doi-asserted-by":"crossref","first-page":"1081","DOI":"10.1161\/CIRCEP.112.970699","article-title":"Myocardial structural associations with local electrograms: a study of postinfarct ventricular tachycardia pathophysiology and magnetic resonance-based noninvasive mapping","volume":"5","author":"T Sasaki","year":"2012","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"3","key":"ref5","doi-asserted-by":"crossref","first-page":"915","DOI":"10.1161\/01.CIR.88.3.915","article-title":"Slow conduction in the infarcted human heart. &apos;Zigzag&apos; course of activation","volume":"88","author":"JM de Bakker","year":"1993","journal-title":"Circulation"},{"issue":"4","key":"ref6","first-page":"675","article-title":"&quot;The older the broader&quot;: electrogram characteristics help identify the critical isthmus during catheter ablation of postinfarct ventricular tachycardia","volume":"46","author":"HU Klein","year":"2005","journal-title":"J Am Coll Cardiol"},{"key":"ref7","doi-asserted-by":"crossref","first-page":"62","DOI":"10.1111\/j.1749-6632.1990.tb15081.x","article-title":"Properties of discontinuous anisotropic propagation at a microscopic level","volume":"591","author":"MS Spach","year":"1990","journal-title":"Ann N Y Acad Sci"},{"issue":"2","key":"ref8","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1016\/0167-5273(85)90361-4","article-title":"Discontinuous propagation: an hypothesis based on known cardiac structural complexities","volume":"7","author":"MS Spach","year":"1985","journal-title":"Int J Cardiol"},{"issue":"2","key":"ref9","doi-asserted-by":"crossref","first-page":"151","DOI":"10.1046\/j.1540-8167.2005.30490.x","article-title":"Numerical simulation of paced electrogram fractionation: relating clinical observations to changes in fibrosis and action potential duration","volume":"16","author":"I Turner","year":"2005","journal-title":"J Cardiovasc Electrophysiol"},{"issue":"4","key":"ref10","doi-asserted-by":"crossref","first-page":"667","DOI":"10.1016\/j.jacc.2005.01.064","article-title":"Electrogram characteristics in postinfarction ventricular tachycardia: effect of infarct age","volume":"46","author":"F Bogun","year":"2005","journal-title":"J Am Coll Cardiol"},{"issue":"1","key":"ref11","doi-asserted-by":"crossref","first-page":"95","DOI":"10.1016\/j.hrthm.2014.10.002","article-title":"Use of a novel fragmentation map to identify the substrate for ventricular tachycardia in postinfarction cardiomyopathy","volume":"12","author":"B Campos","year":"2015","journal-title":"Heart Rhythm"},{"issue":"4","key":"ref12","doi-asserted-by":"crossref","first-page":"659","DOI":"10.1161\/01.CIR.57.4.659","article-title":"Continuous local electrical activity. A mechanism of recurrent ventricular tachycardia","volume":"57","author":"ME Josephson","year":"1978","journal-title":"Circulation"},{"issue":"9","key":"ref13","doi-asserted-by":"crossref","first-page":"1017","DOI":"10.1111\/j.1540-8167.2005.50155.x","article-title":"Recording techniques for clinical electrophysiology","volume":"16","author":"WG Stevenson","year":"2005","journal-title":"J Cardiovasc Electrophysiol"},{"issue":"3","key":"ref14","doi-asserted-by":"crossref","first-page":"596","DOI":"10.1161\/01.CIR.72.3.596","article-title":"Electrophysiologic and anatomic basis for fractionated electrograms recorded from healed myocardial infarcts","volume":"72","author":"PI Gardner","year":"1985","journal-title":"Circulation"},{"issue":"4","key":"ref15","doi-asserted-by":"crossref","first-page":"711","DOI":"10.1161\/01.CIR.69.4.711","article-title":"Fast-Fourier transform analysis of signal-averaged electrocardiograms for identification of patients prone to sustained ventricular tachycardia","volume":"69","author":"ME Cain","year":"1984","journal-title":"Circulation"},{"issue":"30","key":"ref16","doi-asserted-by":"crossref","first-page":"145","DOI":"10.1016\/S0022-0736(98)80062-9","article-title":"Wavelet transform system makes one-beat analysis possible in late potential evaluation","author":"H Takayama","year":"1998","journal-title":"J Electrocardiol"},{"issue":"1","key":"ref17","doi-asserted-by":"crossref","first-page":"69","DOI":"10.1253\/circj.70.69","article-title":"Evaluation of arrhythmogenic substrate in patients with hypertrophic cardiomyopathy using wavelet transform analysis","volume":"70","author":"H Takayama","year":"2006","journal-title":"Circ J"},{"issue":"11","key":"ref18","doi-asserted-by":"crossref","first-page":"1915","DOI":"10.1109\/TBME.2004.834277","article-title":"A theoretical model of the high-frequency arrhythmogenic depolarization signal following myocardial infarction","volume":"51","author":"A Kapela","year":"2004","journal-title":"IEEE Trans Biomed Eng"},{"issue":"4","key":"ref19","doi-asserted-by":"crossref","first-page":"605","DOI":"10.1111\/j.1540-8159.1999.tb00502.x","article-title":"Inducibility of sustained ventricular tachycardia in a closed-chest ovine model of myocardial infarction","volume":"22","author":"S Reek","year":"1999","journal-title":"Pacing Clin Electrophysiol"},{"issue":"7","key":"ref20","doi-asserted-by":"crossref","first-page":"431","DOI":"10.1016\/S0002-9149(99)80576-1","article-title":"Does the induction of ventricular flutter or fibrillation at electrophysiologic testing after myocardial infarction have any prognostic significance?","volume":"75","author":"JP Bourke","year":"1995","journal-title":"The American journal of cardiology"},{"issue":"4","key":"ref21","doi-asserted-by":"crossref","first-page":"731","DOI":"10.1161\/01.CIR.74.4.731","article-title":"Prognostic significance of ventricular tachycardia and fibrillation induced at programmed stimulation and delayed potentials detected on the signal-averaged electrocardiograms of survivors of acute myocardial infarction","volume":"74","author":"AR Denniss","year":"1986","journal-title":"Circulation"},{"issue":"3","key":"ref22","doi-asserted-by":"crossref","first-page":"756","DOI":"10.1161\/01.CIR.83.3.756","article-title":"What is the best predictor of spontaneous ventricular tachycardia and sudden death after myocardial infarction?","volume":"83","author":"DA Richards","year":"1991","journal-title":"Circulation"},{"key":"ref23","article-title":"Induction of ventricular tachycardia with the fourth extrastimulus and its relationship to risk of arrhythmic events in patients with post-myocardial infarct left ventricular dysfunction","author":"S Zaman","year":"2012","journal-title":"Europace: European pacing, arrhythmias, and cardiac electrophysiology: journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology"},{"issue":"6","key":"ref24","first-page":"881","article-title":"Revised non-contact mapping of ventricular scar in a post-infarct ovine model with validation using contact mapping and histology. Europace: European pacing, arrhythmias, and cardiac electrophysiology","volume":"12","author":"J Pouliopoulos","year":"2010","journal-title":"journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology"},{"issue":"2","key":"ref25","doi-asserted-by":"crossref","first-page":"424","DOI":"10.1161\/01.RES.72.2.424","article-title":"In vivo estimation of cardiac transmembrane current","volume":"72","author":"FX Witkowski","year":"1993","journal-title":"Circ Res"},{"issue":"6","key":"ref26","doi-asserted-by":"crossref","first-page":"1619","DOI":"10.1161\/01.CIR.92.6.1619","article-title":"Fractionated electrograms from a computer model of heterogeneously uncoupled anisotropic ventricular myocardium","volume":"92","author":"WS Ellis","year":"1995","journal-title":"Circulation"},{"issue":"6","key":"ref27","doi-asserted-by":"crossref","first-page":"1349","DOI":"10.1161\/01.CIR.62.6.1349","article-title":"Significance of fragmented ventricular electrograms observed using intracardiac recording techniques in man","volume":"62","author":"HL Waxman","year":"1980","journal-title":"Circulation"},{"issue":"5","key":"ref28","doi-asserted-by":"crossref","first-page":"908","DOI":"10.1111\/j.1540-8159.1983.tb04412.x","article-title":"Late fractionated potentials and continuous electrical activity caused by electrode motion","volume":"6","author":"RE Ideker","year":"1983","journal-title":"Pacing Clin Electrophysiol"},{"issue":"5","key":"ref29","doi-asserted-by":"crossref","first-page":"500","DOI":"10.1109\/10.55640","article-title":"Activation in unipolar cardiac electrograms: a frequency analysis","volume":"37","author":"C Cabo","year":"1990","journal-title":"IEEE Trans Biomed Eng"},{"issue":"1","key":"ref30","doi-asserted-by":"crossref","first-page":"77","DOI":"10.1088\/0967-3334\/19\/1\/007","article-title":"Beat-to-beat wavelet variance of the QRS complex as a marker of arrhythmogenic substrate in ventricular tachycardia patients","volume":"19","author":"M Popescu","year":"1998","journal-title":"Physiol Meas"},{"issue":"2","key":"ref31","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1109\/51.376755","article-title":"Comparing Wavelet Transforms for Recognizing Cardiac Patterns","volume":"14","author":"L Senhadji","year":"1995","journal-title":"Ieee Eng Med Biol"},{"issue":"4","key":"ref32","doi-asserted-by":"crossref","first-page":"863","DOI":"10.1161\/CIRCEP.114.002551","article-title":"Electroanatomical voltage and morphology characteristics in postinfarction patients undergoing ventricular tachycardia ablation: pragmatic approach favoring late potentials abolition","volume":"8","author":"D Tsiachris","year":"2015","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"8","key":"ref33","doi-asserted-by":"crossref","first-page":"795","DOI":"10.1161\/01.RES.83.8.795","article-title":"Slow conduction in cardiac tissue, II: effects of branching tissue geometry","volume":"83","author":"JP Kucera","year":"1998","journal-title":"Circ Res"},{"issue":"4","key":"ref34","doi-asserted-by":"crossref","first-page":"437","DOI":"10.1161\/01.RES.0000059301.81035.06","article-title":"Remodeling of gap junctional channel function in epicardial border zone of healing canine infarcts","volume":"92","author":"JA Yao","year":"2003","journal-title":"Circ Res"},{"issue":"1","key":"ref35","doi-asserted-by":"crossref","first-page":"123","DOI":"10.1111\/j.1540-8167.2006.00590.x","article-title":"New perspectives on the role of autonomic nervous system in the genesis of arrhythmias","volume":"18","author":"LS Chen","year":"2007","journal-title":"J Cardiovasc Electrophysiol"},{"key":"ref36","doi-asserted-by":"crossref","first-page":"70","DOI":"10.1186\/1532-429X-14-70","article-title":"Fiber architecture in remodeled myocardium revealed with a quantitative diffusion CMR tractography framework and histological validation","volume":"14","author":"C Mekkaoui","year":"2012","journal-title":"J Cardiovasc Magn Reson"},{"issue":"1","key":"ref37","doi-asserted-by":"crossref","first-page":"15","DOI":"10.1038\/nrcardio.2012.158","article-title":"Myofibroblast-mediated mechanisms of pathological remodelling of the heart","volume":"10","author":"KT Weber","year":"2013","journal-title":"Nat Rev Cardiol"},{"issue":"5","key":"ref38","doi-asserted-by":"crossref","first-page":"1010","DOI":"10.1161\/CIRCEP.113.000348","article-title":"Evolution of ventricular tachycardia and its electrophysiological substrate early after myocardial infarction: an ovine model","volume":"6","author":"CH Hsieh","year":"2013","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"5","key":"ref39","doi-asserted-by":"crossref","first-page":"1181","DOI":"10.1161\/CIRCEP.115.002940","article-title":"Intramural Ventricular Recording and Pacing in Patients With Refractory Ventricular Tachycardia: Initial Findings and Feasibility With a Retractable Needle Catheter","volume":"8","author":"A AbdelWahab","year":"2015","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"10","key":"ref40","doi-asserted-by":"crossref","first-page":"1979","DOI":"10.1046\/j.1460-9592.2003.00305.x","article-title":"Effects of simultaneous insertion of 66 plunge needle electrodes on myocardial activation, function, and structure","volume":"26","author":"P Kovoor","year":"2003","journal-title":"Pacing Clin Electrophysiol"}],"container-title":["PLOS ONE"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/dx.plos.org\/10.1371\/journal.pone.0204997","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2018,10,23]],"date-time":"2018-10-23T03:30:40Z","timestamp":1540265440000},"score":1,"resource":{"primary":{"URL":"https:\/\/dx.plos.org\/10.1371\/journal.pone.0204997"}},"subtitle":[],"editor":[{"given":"Elena G.","family":"Tolkacheva","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"editor"}]}],"short-title":[],"issued":{"date-parts":[[2018,10,5]]},"references-count":40,"journal-issue":{"issue":"10","published-online":{"date-parts":[[2018,10,5]]}},"URL":"https:\/\/doi.org\/10.1371\/journal.pone.0204997","relation":{},"ISSN":["1932-6203"],"issn-type":[{"value":"1932-6203","type":"electronic"}],"subject":[],"published":{"date-parts":[[2018,10,5]]}}}