A new biomarker that predicts ventricular arrhythmia in patients with ischemic dilated cardiomyopathy: Galectin-3 Onur Erdogan; Ekrem Karaayvaz; Tugba Erdogan; Cafer Panc; Remzi Sar¿kaya; Aytac Oncul; Ahmet Kaya Bilge;

Impact of catheter ablation for atrial fibrillation in patients with heart failure and left ventricular systolic dysfunction Joana Maria Ribeiro; Pedro A. Sousa; Natália António; Rui Baptista; Luís Elvas; Sérgio Barra; Lino Gonçalves;

Ventricular tachycardia induced by pacing algorithm designed to avoid atrial fibrillation David Roque; Nuno Cabanelas; João Augusto; Francisco Madeira; Hugo Vasconcelos; Carlos Morais;