title: Time-frequency analysis of microvolt T-wave alternans in chronic Chagas heart disease.
authors.forename: Olivasse
authors.initials: O
authors.lastname: Nasario
authors.forename: Paulo R
authors.initials: PR
authors.lastname: Benchimol-Barbosa
authors.forename: Jurandir
authors.initials: J
authors.lastname: Nadal
mesh_terms: D000465:Algorithms; D001145:Arrhythmias, Cardiac / Q000175:diagnosis* / Q000453:epidemiology*; D002598:Chagas Cardiomyopathy / Q000175:diagnosis* / Q000453:epidemiology*; D002908:Chronic Disease; D004562:Electrocardiography / Q000379:methods*; D005583:Fourier Analysis; D006801:Humans; D012307:Risk Factors