Assessment of left ventricular function by tissue Doppler imaging in patients with ankylosing spondylitis. Rheumatology Reports, [S. l.], v. 4, n. 1, p. e6, 2012. DOI: 10.4081/rr.2012.e6. Disponível em: https://journals.pagepress.net/rr/article/view/rr.2012.e6. Acesso em: 19 apr. 2026.