Citation: Pd. Sampaio-barros et al., Primary ankylosing spondylitis: Patterns of disease in a Brazilian population of 147 patients, J RHEUMATOL, 28(3), 2001, pp. 560-565
Citation: S. Filardi et Jfm. Neto, Patients undergoing chronic anticonvulsant therapy at low risk for bone disease have normal bone mineral density, normal serum levels of vitamin D, and a slight decrease in the calcium serum levels, JCR-J CLIN, 6(3), 2000, pp. 164-165