Barros, M. B. de A.; Zanchetta, L. M.; Moura, E. C. de; Malta, D. C. Self-Rated Health and Associated Factors, Brazil, 2006 . Rev. saúde pública 2009, 43 (suppl.2), 27-37. https://doi.org/10.1590/S0034-89102009000900005.