Association between functional class and functional capacity measured by exercise stress test in patients with HFrEF Carla Oliveira Ferreira; Eduarda Silva; Filipe Silva Vilela; Sofia Nogueira Fernandes; Mónica Dias; Inês Macedo Conde; Bárbara Rocha; João Faria; Carlos Galvão Braga; Cátia Costa Oliveira;

Exploring comorbidities, triggers, and etiologies in heart failure. Insights from the SEPE registry subanalysis Roberto Cristodulo; Fabricio Espinoza; Carlos Vaca; Daniela Ureña; Isabel A. Rejas; Jimena Rojas; Juliana Giorgi; Edgardo Kaplinsky; Alejandro Barbagelata;

Rol mediador de la gamma-glutamil transferasa en el vínculo entre disfunción ventricular y función sistólica Alberto Guevara Tirado;