2021-04-122013-01-0113139495http://hdl.handle.net/10784/27699article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.enghttps://v2.sherpa.ac.uk/id/publication/issn/1313-9495chronic chaga patientelectrocardiographic alterationecg recordhealthy peoplesingle channeloriginal workunrestricted useimportant characteristicarticle2021-04-12Riveros, FernandoJairo A Villegas G10.1.1.638.8730