Ferreira, O. G. L., Maciel, S. C., Silva, A. O., Santos, W. S. dos, & Moreira, M. A. S. P. (2010). Active aging from the perspective of aged individuals who are functionally independent. Revista Da Escola De Enfermagem Da USP, 44(4), 1065-1069. https://doi.org/10.1590/S0080-62342010000400030