Authors: Sampaio-Barros, PD Bertolo, MB Kraemer, MHS Marques-Neto, JF Samara, AM

Citation: Pd. Sampaio-barros et al., Undifferentiated spondyloarthropathies: A 2-year follow-up study, CLIN RHEUMA, 20(3), 2001, pp. 201-206

Authors: Sampaio-Barros, PD Bertolo, MB Kraemer, MHS Neto, JFM Samara, AM

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

Authors: Bertolo, MB Costallat, LTL Persoli, LB Costa, FF

Citation: Mb. Bertolo et al., HLA-DRB1 alleles and the prognosis of rheumatoid arthritis in Brazilian patients, JCR-J CLIN, 6(4), 2000, pp. 233-235

Authors: Sampaio-Barros, PD Costallat, LTL Bertolo, MB Neto, JFM Samara, AM

Citation: Pd. Sampaio-barros et al., Methotrexate in the treatment of ankylosing spondylitis, SC J RHEUM, 29(3), 2000, pp. 160-162

Authors: Fernandes, SRM Bertolo, MB Rossi, CL Samara, AM Bonon, SHA Durante, P Costa, SCB

Citation: Srm. Fernandes et al., Polyarteritis nodosa and cytomegalovirus: Diagnosis by polymerase chain reaction, CLIN RHEUMA, 18(6), 1999, pp. 501-503