[1] Escola Paulista Med UNIFESP, Reumatol, Sao Paulo, Brazil
[2] Univ Fed Rio Grande, Hosp Clin Porto Alegre, Reumatol, Ser Reumatol, Porto Alegre, Brazil
[3] HUCAM UFES, Reumatol, Vitoria, Brazil
[4] Univ Fed Amazonas, Reumatol, Manaus, Brazil
[5] Univ Fed Goias, Reumatol, Goiania, Brazil
[6] Univ Fed Minas Gerais, Reumatol, Serv Reumatol HC EBSERH, Belo Horizonte, MG, Brazil
[7] Univ Fed Juiz de Fora, Reumatol, Juiz De Fora, Brazil
[8] Univ Fed Rio Grande do Sul, Hosp Clin Porto Alegre, Reumatol, Serv Reumatol, Porto Alegre, Brazil
[9] Fdn Oswaldo Cruz FIOCRUZ Minas, Inst Rene Rachou, Belo Horizonte, Brazil