Affiliation: | (1) Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil;(2) Cardiology Unit, Hospital de Cl?nicas Porto Alegre (HCPA), Rua Ramiro Barcelos, 2350 Porto Alegre, Rio Grande do Sul, Brazil;(3) Graduate Program in Cardiology and Cardiovascular Sciences, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil;(4) Cardiology Unit, Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Porto Alegre, Brazil;(5) Graduate Program in Medical Sciences, Federal University of Rio Grande do Sul (UFRGS), Porto Alegre, Brazil;(6) Hospital de Clinicas de Porto Alegre, Federal University of Rio Grande do Sul, Porto Alegre, Brazil;(7) Pontifical Catholic University of Rio Grande do Sul, Institute of Geriatrics and Gerontology, Porto Alegre, Brazil; |