MOTTA, Ricardo Fonseca Oliveira Suruagy; BEZERRA FILHO, Pedro Barreto Pires; BARROS, Ana Beatriz Pontes de Aguiar; FREITAS, Déborah Eloyse Santos; FREITAS, Déborah Eloyse Santos; SILVA, Júlia Agra; MENEZES, Marina Amaral Barros da Cruz Oliveira; MOTA NETO, Regis Reyner Cansanção; SANTOS, Victor Costa Guido. Temporal analysis of in-hospital mortality from cardiac arrhythmias in the Southeast region of Brazil between 2020 and 2024. JOURNAL OF CARDIAC ARRHYTHMIAS, [S. l.], 2026. DOI: 10.24207/ABEC.2025.02. Disponível em: https://jca.org.br/jca/article/view/3589. Acesso em: 18 may. 2026.