Association of heart rate variability with cardiorespiratory fitness and muscle strength in patients after hospitalization for COVID-19: An analytical cross-sectional study Daniele Ferreira Rodrigues; Victor Ribeiro Neves; Ulisses Ramos Montarroyos; Washington José dos Santos; Isabelle Carolline Verissimo de Farias; Dário Celestino Sobral Filho;

Hemodynamics and cardiac autonomic modulation after an acute concurrent exercise circuit in older individuals with pre- to established hypertension Ricardo Cordeiro; Pedro Augusto Mira; Walace Monteiro; Felipe Cunha; Mateus C. Laterza; Linda S. Pescatello; Daniel G. Martinez; Paulo Farinatti;

Brugada pattern changes during tilt table test with high precordial leads. An exploratory data to better understand the dynamic profile Eduardo Nolla Silva Pereira; Luciana Sacilotto; Tan Chen Wu; Gabriele D'Arezzo Pessente; Denise Tessariol Hachul; Mauricio Ibrahim Scanavacca; Francisco Carlos da Costa Darrieux;