D. E. W. G. Freire, A. R. Freire, E. H. G. de Lucena, and Y. W. Cavalcanti, “PNAB 2017 and the number of community health agents in primary care in Brazil”, Rev. saúde pública, vol. 55, p. 85, Dec. 2021, doi: 10.11606/s1518-8787.2021055003005.