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. 2020 Sep 12;24(5):386–397. doi: 10.1016/j.bjid.2020.08.007

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© 2020 Sociedade Brasileira de Infectologia. Published by Elsevier España, S.L.U.

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig. 2 — Electrocardiographic analysis of C57BL/6 mice infected with T. cruzi Brazil strain. Heart arrhythmias typification by ECG traces: (A) uninfected animals (NI); (B) T. cruzi-infected mice with atrioventricular block (AVB; black circle), (C) sinus bradycardia (BRA; black line), (D) ventricular extrasystole (VE; arrow) and (E) sinus arrhythmia (SA: traced line). Quantitative analysis of arrhythmia incidence in uninfected and T. cruzi-infected mice (F). A marked increase in cardiac arrhythmias was noticed during the course of T. cruzi chronic infection.