Domínguez LM, Dobarro D, Iglesias C, Crespo MG, Raposeiras S, Álvarez J, Barreiro M, Muñoz I, Sánchez A, Íñiguez Á, Zamorano JL. Guideline-directed medical therapy for heart failure in arrhythmia-induced cardiomyopathy with improved left ventricular ejection fraction