Castro, Vivian Carla, Ana Carla Borghi, Pâmela Patrícia Mariano, Carlos Alexandre Molena Fernandes, Thais Aidar de Freitas Mathias, and Lígia Carreira. 2013. “Hospitalization Profile of Elderly Within the Unified Health Sistem”. Rev Rene 14 (4). http://www.periodicos.ufc.br/rene/article/view/3548.