Goldoni, L. F. N. ., R. L. . Sales, K. S. . Luciano, A. . Kraus, and R. de M. . Ronsoni. “Epidemiological Record of Permanent Artificial Cardiac Pacemaker Implant at a Reference Center”. JOURNAL OF CARDIAC ARRHYTHMIAS, vol. 32, no. 4, Apr. 2020, pp. 257-61, https://jca.org.br/jca/article/view/3377.