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Clinical course of hypertrophic cardiomyopathy in a regional united states cohort. <i>JAMA<\/i> 1999; 281: 650\u2013655.","DOI":"10.1001\/jama.281.7.650"},{"key":"8","doi-asserted-by":"crossref","unstructured":"8. Spirito P, Bellone P, Harris KM, Bernabo P, Bruzzi P, Maron BJ. Magnitude of left ventricular hypertrophy and risk of sudden death in hypertrophic cardiomyopathy. <i>N Engl J Med<\/i> 2000; 342: 1778\u20131785.","DOI":"10.1056\/NEJM200006153422403"},{"key":"9","doi-asserted-by":"crossref","unstructured":"9. Maron MS, Olivotto I, Betocchi S, Casey SA, Lesser JR, Losi MA, et al. Effect of left ventricular outflow obstruction on clinical outcome in hypertrophic cardiomyopathy. <i>N Engl J Med<\/i> 2003; 348: 295\u2013303.","DOI":"10.1056\/NEJMoa021332"},{"key":"10","doi-asserted-by":"crossref","unstructured":"10. Thaman R, Gimeno JR, Reith S, Esteban MT, Limongelli G, Murphy RT, et al. 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Serum creatine kinase MM isoforms in hypertrophic cardiomyopathy. <i>Clin Sci<\/i> 1991; 81: 723\u2013726.","DOI":"10.1042\/cs0810723"},{"key":"14","doi-asserted-by":"crossref","unstructured":"14. Richardson P, McKenna W, Bristow M, Maisch B, Mautner B, O\u2019Connel J, et al. Report of the 1995 World Health Organization\/International Society and Federation of Cardiology task force on the definition and classification of cardiomyopathies. <i>Circulation<\/i> 1996; 93: 841\u2013842.","DOI":"10.1161\/01.CIR.93.5.841"},{"key":"15","unstructured":"15. Hamada M, Izumi N, Yamane K, Ohshima K, Ishibashi K, Ohshima K, et al. Diagnosis and management of hypertrophic cardiomyopathy. <i>J Cardiol Jpn Ed<\/i> 2009; 4: 1\u201319 (in Japanese)."},{"key":"16","doi-asserted-by":"crossref","unstructured":"16. Hamada M, Shigematsu Y, Ikeda S, Hara Y, Okayama H, Kodama K, et al. Class Ia antiarrhythmic drug cibenzoline: A new approach to the medical treatment of hypertrophic obstructive cardiomyopathy. <i>Circulation<\/i> 1997; 96: 1520\u20131524.","DOI":"10.1161\/01.CIR.96.5.1520"},{"key":"17","doi-asserted-by":"crossref","unstructured":"17. Hamada M, Shigematsu Y, Inaba S, Aono J, Ikeda S, Watanabe K, et al. Antiarrhythmic drug cibenzoline attenuates left ventricular pressure gradient and improves transmitral Doppler flow pattern in patients with hypertrophic obstructive cardiomyopathy caused by mid ventricular obstruction. <i>Circ J<\/i> 2005; 69: 940\u2013945.","DOI":"10.1253\/circj.69.940"},{"key":"18","doi-asserted-by":"crossref","unstructured":"18. Nomura A, Konno T, Fujita T, Tanaka Y, Nagata Y, Tsuda T, et al. Fragmented QRS predicts heart failure progression in patients with hypertrophic cardiomyopathy. <i>Circ J<\/i> 2015; 79: 136\u2013143.","DOI":"10.1253\/circj.CJ-14-0822"},{"key":"19","doi-asserted-by":"crossref","unstructured":"19. Kawasaki T, Harimoto K, Honda S, Sato Y, Yamano M, Miki S, et al. Notched QRS for the assessment of myocardial fibrosis in hypertrophic cardiomyopathy. <i>Circ J<\/i> 2015; 79: 847\u2013853.","DOI":"10.1253\/circj.CJ-14-1109"},{"key":"20","doi-asserted-by":"crossref","unstructured":"20. Sakuma H. Late gadolinium enhancement and prognosis of hypertrophic cardiomyopathy. <i>Circ J<\/i> 2014; 78: 832\u2013834.","DOI":"10.1253\/circj.CJ-14-0203"},{"key":"21","doi-asserted-by":"crossref","unstructured":"21. Hen Y, Iguchi N, Utanohara Y, Takada K, Machida H, Takayama M, et al. Prognostic value of late gadolinium enhancement on cardiac magnetic resonance imaging in Japanese hypertrophic cardiomyopathy patients. <i>Circ J<\/i> 2014; 78: 929\u2013937.","DOI":"10.1253\/circj.CJ-13-0979"},{"key":"22","doi-asserted-by":"crossref","unstructured":"22. Magri D, De Cecco CN, Piccirillo G, Mastromarino V, Serdoz A, Muscogiuri G, et al. Myocardial repolarization dispersion and late gadolinium enhancement in patients with hypertrophic cardiomyopathy. <i>Circ J<\/i> 2014; 78: 1216\u20131223.","DOI":"10.1253\/circj.CJ-13-1423"},{"key":"23","doi-asserted-by":"crossref","unstructured":"23. Biagini E, Coccolo F, Ferlito M, Perugini E, Rocchi G, Bacchi-Reggiani L, et al. Dilated-hypokinetic evolution of hypertrophic cardiomyopathy-prevalence, incidence, risk factors, and prognostic implications in pediatric and adult patients. <i>J Am Coll Cardiol<\/i> 2005; 46: 1543\u20131550.","DOI":"10.1016\/j.jacc.2005.04.062"},{"key":"24","doi-asserted-by":"crossref","unstructured":"24. Adamus JE 3rd, Abendschein DR, Jaffe AS. Biochemical markers of myocardial injury: Is MB creatine kinase the choice for the 1990s? <i>Circulation<\/i> 1993; 88: 750\u2013763.","DOI":"10.1161\/01.CIR.88.2.750"},{"key":"25","doi-asserted-by":"crossref","unstructured":"25. Maron BJ, Maron MS. 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Effect of intravenous administration of cibenzoline on left ventricular diastolic pressures in patients with hypertrophic cardiomyopathy: Its relationship to transmitral Doppler flow profiles. <i>Circ J<\/i> 2007; 71: 1540\u20131544.","DOI":"10.1253\/circj.71.1540"},{"key":"29","doi-asserted-by":"crossref","unstructured":"29. Okamatsu H, Ohara T, Kanzaki H, Nakajima I, Miyamoto K, Okamura H, et al. Impact of left ventricular diastolic dysfunction on outcome of catheter ablation for atrial fibrillation in patients with hypertrophic cardiomyopathy. <i>Circ J<\/i> 2015; 79: 419\u2013424.","DOI":"10.1253\/circj.CJ-14-0823"},{"key":"30","doi-asserted-by":"crossref","unstructured":"30. Sigwart U. Non-surgical myocardial reduction for hypertrophic obstructive cardiomyopathy. <i>Lancet<\/i> 1995; 346: 211\u2013214.","DOI":"10.1016\/S0140-6736(95)91267-3"},{"key":"31","doi-asserted-by":"crossref","unstructured":"31. Knight C, Kurbann AS, Seggewiss H, Henein M, Gunning M, Harrington D, et al. 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