Evolution of Frequency Composition for Atrial Arrhythmias. Jurnal Teknologi (Sciences & Engineering), [S. l.], v. 69, n. 8, 2014. DOI: 10.11113/jt.v69.3291. Disponível em: https://journals.utm.my/jurnalteknologi/article/view/3291.. Acesso em: 17 jan. 2025.