{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,19]],"date-time":"2026-09-19T08:16:26Z","timestamp":1789805786540,"version":"4.0.1"},"reference-count":29,"publisher":"Elsevier BV","issue":"2","license":[{"start":{"date-parts":[[2003,4,1]],"date-time":"2003-04-01T00:00:00Z","timestamp":1049155200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Journal of Electrocardiology"],"published-print":{"date-parts":[[2003,4]]},"DOI":"10.1054\/jelc.2003.50022","type":"journal-article","created":{"date-parts":[[2003,6,3]],"date-time":"2003-06-03T00:36:39Z","timestamp":1054600599000},"page":"117-124","source":"Crossref","is-referenced-by-count":26,"title":["Wavelet transform analysis of heart rate variability to assess the autonomic changes associated with spontaneous coronary spasm of variant angina"],"prefix":"10.1054","volume":"36","author":[{"given":"Bi-Hua","family":"Tan","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hiroki","family":"Shimizu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kenji","family":"Hiromoto","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yoshio","family":"Furukawa","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mitsumasa","family":"Ohyanagi","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tadaaki","family":"Iwasaki","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1054\/jelc.2003.50022_bib1","doi-asserted-by":"crossref","first-page":"375","DOI":"10.1016\/0002-9343(59)90003-8","article-title":"A variant form of angina pectoris","volume":"27","author":"Prinzmetal","year":"1959","journal-title":"Am J Med"},{"key":"10.1054\/jelc.2003.50022_bib2","doi-asserted-by":"crossref","first-page":"745","DOI":"10.1056\/NEJM197304122881501","article-title":"Coronary arterial spasm in Prinzmetal angina: Documentation by coronary arteriography","volume":"288","author":"Oliva","year":"1973","journal-title":"N Engl J Med"},{"key":"10.1054\/jelc.2003.50022_bib3","doi-asserted-by":"crossref","first-page":"625","DOI":"10.1378\/chest.68.5.625","article-title":"Coronary spasm as a cause of acute myocardial ischemia in man","volume":"68","author":"Maseri","year":"1975","journal-title":"Chest"},{"key":"10.1054\/jelc.2003.50022_bib4","doi-asserted-by":"crossref","first-page":"1019","DOI":"10.1016\/0002-9149(78)90691-4","article-title":"\u201cVariant\u201d angina: one aspect of a continuous spectrum of vasospastic myocardial ischemia, pathogenetic mechanisms, estimated incidence, clinical and coronarographic findings in 138 patients","volume":"42","author":"Maseri","year":"1978","journal-title":"Am J Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib5","doi-asserted-by":"crossref","first-page":"695","DOI":"10.1056\/NEJM197809282991305","article-title":"Coronary artery spasm","volume":"299","author":"Hillis","year":"1978","journal-title":"N Engl J Med"},{"key":"10.1054\/jelc.2003.50022_bib6","doi-asserted-by":"crossref","first-page":"148","DOI":"10.1016\/S0002-8703(76)80568-6","article-title":"Prinzmetal's variant form of angina as a manifestation of alpha-adrenergic receptor- mediated coronary artery spasm: documentation by coronary arteriography","volume":"91","author":"Yasue","year":"1976","journal-title":"Am Heart J"},{"key":"10.1054\/jelc.2003.50022_bib7","doi-asserted-by":"crossref","first-page":"29E","DOI":"10.1016\/0002-9149(89)90227-0","article-title":"Coronary artery spasm in the genesis of myocardial ischemia","volume":"63","author":"Yasue","year":"1989","journal-title":"Am J Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib8","doi-asserted-by":"crossref","first-page":"955","DOI":"10.1161\/01.CIR.74.5.955","article-title":"Induction of coronary artery spasm by acetylcholine in patients with variant angina: Possible role of the parasympathetic nervous system in the pathogenesis of coronary artery spasm","volume":"74","author":"Yasue","year":"1986","journal-title":"Circulation"},{"key":"10.1054\/jelc.2003.50022_bib9","doi-asserted-by":"crossref","first-page":"324","DOI":"10.1016\/S0002-9149(99)80547-5","article-title":"Regional myocardial sympathetic dysinnervation in patients with coronary vasospasm","volume":"75","author":"Takano","year":"1995","journal-title":"Am J Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib10","doi-asserted-by":"crossref","first-page":"534","DOI":"10.1161\/01.CIR.50.3.534","article-title":"Role of autonomic nervous system in the pathogenesis of Prinzmetal's variant form of angina","volume":"50","author":"Yasue","year":"1974","journal-title":"Circulation"},{"key":"10.1054\/jelc.2003.50022_bib11","doi-asserted-by":"crossref","first-page":"220","DOI":"10.1126\/science.6166045","article-title":"Power spectrum analysis of heart rate fluctuation: A quantitative probe of beat-to-beat cardiovascular control","volume":"213","author":"Akselrod","year":"1981","journal-title":"Science"},{"key":"10.1054\/jelc.2003.50022_bib12","first-page":"H151","article-title":"Assessment of autonomic function in humans by heart rate spectral analysis","volume":"248","author":"Pomeranz","year":"1985","journal-title":"Am J Physiol"},{"key":"10.1054\/jelc.2003.50022_bib13","doi-asserted-by":"crossref","first-page":"178","DOI":"10.1161\/01.RES.59.2.178","article-title":"Power spectral analysis of heart rate and arterial pressure variabilities as a marker of sympatho-vagal interaction in man and conscious dog","volume":"59","author":"Pagani","year":"1986","journal-title":"Circ Res"},{"key":"10.1054\/jelc.2003.50022_bib14","doi-asserted-by":"crossref","first-page":"324","DOI":"10.1016\/0002-8703(93)90007-V","article-title":"Assessment of autonomic nervous activity by heart rate spectral analysis in patients with variant angina","volume":"125","author":"Yoshio","year":"1993","journal-title":"Am Heart J"},{"key":"10.1054\/jelc.2003.50022_bib15","doi-asserted-by":"crossref","first-page":"313","DOI":"10.1111\/j.1542-474X.1997.tb00194.x","article-title":"Disturbed autonomic activity precedes ischemic episodes in patients with variant angina","volume":"2","author":"Kubota","year":"1997","journal-title":"Ann Noninvasive Electrocardiol"},{"key":"10.1054\/jelc.2003.50022_bib16","doi-asserted-by":"crossref","first-page":"1249","DOI":"10.1016\/S0735-1097(96)00309-9","article-title":"Autonomic changes associated with spontaneous coronary spasm in patients with variant angina","volume":"28","author":"Lanza","year":"1996","journal-title":"J Am Coll Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib17","doi-asserted-by":"crossref","first-page":"1081","DOI":"10.1152\/jappl.1999.86.3.1081","article-title":"Wavelet transform to quantify heart rate variability and to assess its instantaneous changes","volume":"86","author":"Pichot","year":"1999","journal-title":"J Appl Physiol"},{"key":"10.1054\/jelc.2003.50022_bib18","doi-asserted-by":"crossref","first-page":"233","DOI":"10.1007\/BF02441043","article-title":"Measurement of heart rate variability: Part1-comparative study of heart rate variability analysis method","volume":"15","author":"Rompelman","year":"1977","journal-title":"Med Biol Eng Comput"},{"key":"10.1054\/jelc.2003.50022_bib19","doi-asserted-by":"crossref","first-page":"201","DOI":"10.1002\/clc.4960220308","article-title":"Wavelet transform analysis of heart rate variability during dipyridamole-induced myocardial ischemia: Relation to angiographic severity and echocardiographic dyssynergy","volume":"22","author":"Petretta","year":"1999","journal-title":"Clin Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib20","doi-asserted-by":"crossref","first-page":"529","DOI":"10.1007\/BF02584452","article-title":"Introduction: Wavelet transforms in biomedical engineering","volume":"23","author":"Akay","year":"1995","journal-title":"Ann Biomed Eng"},{"key":"10.1054\/jelc.2003.50022_bib21","first-page":"53","article-title":"Continuous wavelet transform of aortic pressure oscillations in anesthetized dogs: effects of 45 degrees tilting","volume":"30","author":"Jimenez","year":"1997","journal-title":"Biol Res"},{"key":"10.1054\/jelc.2003.50022_bib22","doi-asserted-by":"crossref","first-page":"113","DOI":"10.1109\/51.620502","article-title":"Short-term analysis of heart rate variability by adapted wavelet transform","volume":"16","author":"Wiklund","year":"1997","journal-title":"IEEE Eng Med Biol Mag"},{"key":"10.1054\/jelc.2003.50022_bib23","doi-asserted-by":"crossref","first-page":"762","DOI":"10.1016\/S0002-8703(98)70034-1","article-title":"Alterations of autonomic nervous activity preceding nocturnal variant angina: Sympathetic augmentation with parasympathetic impairment","volume":"135","author":"Miwa","year":"1998","journal-title":"Am Heart J"},{"key":"10.1054\/jelc.2003.50022_bib24","doi-asserted-by":"crossref","first-page":"610","DOI":"10.1016\/0735-1097(89)90101-0","article-title":"Pathogenetic mechanisms of coronary artery spasm","volume":"14","author":"Maseri","year":"1989","journal-title":"J Am Coll Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib25","doi-asserted-by":"crossref","first-page":"948","DOI":"10.1161\/01.CIR.59.5.948","article-title":"Coronary arterial spasm as acause of exercise-induced ST-segment elevation in patients with variant angina","volume":"59","author":"Specchia","year":"1979","journal-title":"Circulation"},{"key":"10.1054\/jelc.2003.50022_bib26","doi-asserted-by":"crossref","first-page":"216S","DOI":"10.1378\/chest.78.1_Supplement.216","article-title":"Pathophysiology and treatment of coronary arterial spasm","volume":"78","author":"Yasue","year":"1980","journal-title":"Chest"},{"key":"10.1054\/jelc.2003.50022_bib27","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1016\/0002-9149(84)90304-7","article-title":"Circadian variation in variant angina","volume":"54","author":"Waters","year":"1984","journal-title":"Am J Cardiol"},{"key":"10.1054\/jelc.2003.50022_bib28","doi-asserted-by":"crossref","first-page":"938","DOI":"10.1161\/01.CIR.59.5.938","article-title":"Circadian variation of exercise capacity in patients with Prinzmetalb's variant angina: Role of exercise-induced coronary arterial spasm","volume":"59","author":"Yasue","year":"1979","journal-title":"Circulation"},{"key":"10.1054\/jelc.2003.50022_bib29","doi-asserted-by":"crossref","first-page":"736","DOI":"10.1109\/TBME.2002.1010859","article-title":"A wavelet-based heart rate variability analysis for the study of nonsustained ventricular tachycardia","volume":"49","author":"Chen","year":"2002","journal-title":"IEEE Trans Biomed Eng"}],"container-title":["Journal of Electrocardiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022073603000268?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0022073603000268?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2019,3,20]],"date-time":"2019-03-20T23:50:56Z","timestamp":1553125856000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0022073603000268"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2003,4]]},"references-count":29,"journal-issue":{"issue":"2","published-print":{"date-parts":[[2003,4]]}},"alternative-id":["S0022073603000268"],"URL":"https:\/\/doi.org\/10.1054\/jelc.2003.50022","relation":{},"ISSN":["0022-0736"],"issn-type":[{"value":"0022-0736","type":"print"}],"subject":[],"published":{"date-parts":[[2003,4]]}}}