Abstract
Response: We appreciate the interest of Drs Rassi and Rassi Jr in our article on the effect of β-blockers in heart failure of chagasic etiology.1,2 Drs Rassi and Rassi Jr raise intriguing points that may benefit from further clarification. They claim that a randomized study with a larger number of patients could provide better information. Additionally, they ask for further risk stratification, taking into account the contribution of his group on this matter. Finally, a number of reasons are given in an attempt to justify the use of amiodarone as opposed to β-blockers in this scenario. We agree that only a large multicenter randomized trial could provide …
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