Oliveira, William Nogueira. “The elderly’s Look Regarding the Access to a Basic Health Unit in Porto Alegre - RS”. Revista da Faculdade de Odontologia de Porto Alegre 51, no. 3 (November 25, 2010): 17–22. Accessed September 30, 2026. https://seer.ufrgs.br/index.php/RevistadaFaculdadeOdontologia/article/view/24347.