ÅBERG , HANS; STRÖM , GUNNAR; WERNER , IVAR. On the Reproducibility of Exercise Tests in Patients with Atrial Fibrillation. Upsala Journal of Medical Sciences, [S. l.], v. 82, n. 1, 1977. DOI: 10.3109/03009737709179055. Disponível em: https://ujms.net/index.php/ujms/article/view/7307. Acesso em: 10 nov. 2026.