The relation between disease activity, vitamin D levels and bone mineral density in men patients with ankylosing spondylitis. Rheumatology Reports, [S. l.], v. 5, n. 1, p. e3, 2013. DOI: 10.4081/rr.2013.e3. Disponível em: https://journals.pagepress.org/rr/article/view/rr.2013.e3. Acesso em: 19 jun. 2025.