1. Braga da Silva JA, et al. Registro Iberoamericano de Espondiloartritis (RESPONDIA): Brasil;Sampaio-Barros;Reumatol Clin,2008
2. Primary ankylosing spondylitis: patterns of disease in a Brazilian population of 147 patients;Sampaio-Barros;J Rheumatol,2001
3. Frequency of the HLA-B27 alleles in Brazilian patients with AS;Conde;J Rheumatol,2003
4. Caracteristicas clinicas das espondiloartropatias na infancia: análise de 26 pacientes;Faustino;Rev Ass Med Brasil,2001
5. Clinical and epidemiological evaluation ofpsoriasis: clinical variants and articular manifestations;Aslanian;J Eur Acad Dermatol Venereol,2005