Mourao, Ana Raquel de Carvalho, Francini Vilela Novais, Solange Andreoni, and Luiz Roberto Ramos. 2013. “Physical Activity in the Older Adults Related to Commuting and Leisure, Maceio, Brazil”. Revista De Saúde Pública 47 (6): 1112-22. https://doi.org/10.1590/rsp.v47i6.76681.