COSTA, Eduardo R. B., Marcelo R. DURVAL, Keffel A. F. PEREIRA, and Paulo de Tarso Jorge MEDEIROS. “Eletrocardiograma De Marcapasso : Eletrocardiograma De Marcapasso ”. JOURNAL OF CARDIAC ARRHYTHMIAS 10, no. 1 (October 17, 1997): 56–58. Accessed October 9, 2025. https://jca.org.br/jca/article/view/3130.