TY - JOUR T1 - Behavior, knowledge and perception of risks about sexually transmitted diseases in a group of people over 50 years old JO - Revista Latino-Americana de Enfermagem A1 - Olivi, Magali A1 - Santana, Rosangela Getirana A1 - Mathias, Thais Aidar de Freitas SN - 0104-1169 UL - 10.1590/S0104-11692008000400005 VL - 16 Y1 - 2008 PB - Brasil ER -