SIZHENG ZHAO; DANIEL THONG; STEPHEN DUFFIELD; NICOLA GOODSON. Vitamin D Deficiency in Axial Spondyloarthritis is Associated With Higher Disease Activity. Archives of Rheumatology, [S. l.], v. 32, n. 3, p. 209–215, 2017. DOI: 10.5606/ArchRheumatol.2017.6212. Disponível em: http://anadolupsikiyatri.net/index.php/pub/article/view/873. Acesso em: 3 oct. 2025.