Melo, R.C. de, Lima da Silva, T.B. and Cachioni, M. 2015. Challenges of Professionalization in Gerontology. Revista Kairós-Gerontologia. 18, Especial19 (Feb. 2015), 123–147. DOI:https://doi.org/10.23925/2176-901X.2015v18iEspecial19p123-147.