1 Institute for Health Sciences from Federal University of Bahia, Salvador, Bahia; jotafc@gmail.com.
2 Rheumatology Division, Hospital das Clínicas, Faculty of Medicine, University of São Paulo, São Paulo.
3 Department of Epidemiology and Quantitative Methods in Health, Sergio Arouca National School of Public Health, Oswaldo Cruz Foundation, Rio de Janeiro.
4 Faculty of Medicine, Vassouras University, Rio de Janeiro.
5 School of Fine Arts of Federal University of Bahia and Art Studio Argolo, Salvador.
6 Service of Rheumatology, University Hospital of Brasília, Posgraduate Program in Medical Sciences, Faculty of Medicine, University of Brasília, Brasília, Brazil.