Affiliation: | 1.Laboratory of Autoimmune Diseases, Division of Rheumatology, Hospital de Clínicas de Porto Alegre, Centro de Pesquisas Experimentais, Universidade Federal Do Rio Grande Do Sul, Rua Ramiro Barcelos, 2350, sala 12109, Porto Alegre, 90035-003, Brazil ;2.Graduate Program in Medical Sciences, Universidade Federal Do Rio Grande Do Sul, Porto Alegre, Brazil ;3.Division of Rheumatology, Department of Internal Medicine, Hospital de Clínicas de Porto Alegre, Universidade Federal Do Rio Grande Do Sul, Porto Alegre, Brazil ;4.Graduate Program in Health Promotion, Universidade de Santa Cruz Do Sul - UNISC, Santa Cruz Do Sul, RS, Brazil ; |