Brady-tachycardia syndrome in a patient with thyroid dysfunction and Ebstein’s anomaly: An unusual partnership or a deadly triad. Actas Médicas (Ecuador), [S. l.], v. 35, n. S1, p. 4, 2025. DOI: 10.61284/251. Disponível em: https://actasmedicas.ec/index.php/am/article/view/251.. Acesso em: 1 may. 2026.