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Second Official Report of the Working Group on Cardiac Stimulation of the Spanish Society of Cardiology (1994\u20132003). <i>Rev Esp Cardiol<\/i> 2004; 57: 1205\u20131212.","DOI":"10.1016\/S1885-5857(06)60213-2"},{"key":"8","doi-asserted-by":"crossref","unstructured":"8. Jim\u00e9neza MP, P\u00e9rezb \u00d3C, Garc\u00edac JC, Bertomeu-Gonz\u00e1lezd V. Spanish Pacemaker Registry. 17th Official Report of the Section on Cardiac Pacing of the Spanish Society of Cardiology (2019). <i>Rev Esp Cardiol<\/i> 2020; 73: 1038\u20131048.","DOI":"10.1016\/j.rec.2020.09.010"},{"key":"9","unstructured":"9. Kurita T, Nogami A, Abe H, Ando K, Ishikawa T, Imai K, et al. 2018 JCS\/JHRS Guideline on Non-Pharmacotherapy of Cardiac Arrhythmias. https:\/\/www.j-circ.or.jp\/cms\/wp-content\/uploads\/2018\/07\/JCS2018_kurita_nogami.pdf (accessed January 1, 2022)."},{"key":"10","doi-asserted-by":"crossref","unstructured":"10. Mori T. Cardiac Arryhthmias in the Elderly [in Japanese]. <i>Nichinoishi<\/i> 2016; 65: 136\u2013143.","DOI":"10.2185\/jjrm.65.136"},{"key":"11","doi-asserted-by":"crossref","unstructured":"11. Mizra M, Strunets A, Shen W, Jahangir A. Mechanisms of arrhythmias and conduction disorders in older adults. <i>Clin Geriatr Med<\/i> 2012; 28: 555\u2013573.","DOI":"10.1016\/j.cger.2012.08.005"},{"key":"12","doi-asserted-by":"crossref","unstructured":"12. Tsuneda T, Inoue H. Arrhythmias in elderly population and their management [in Japanese]. <i>Nichiroishi<\/i> 2005; 42: 261\u2013270.","DOI":"10.3143\/geriatrics.42.261"},{"key":"13","doi-asserted-by":"crossref","unstructured":"13. Chow G, Marine J, Fleg J. Epidemiology of arrhythmias and conduction disorders in older adults. <i>Clin Geriatr Med<\/i> 2012; 28: 539\u2013553.","DOI":"10.1016\/j.cger.2012.07.003"},{"key":"14","doi-asserted-by":"crossref","unstructured":"14. Ohkawa S. 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