Syndrome of the caregiver in disability old patients and the psychosocial implications. Valle del Cauca, Colombia 2003-2004. - Dueñas, Eliana; Martínez, María Anggeline; Morales, Benjamín; Muñoz, Claudia; Viáfara, Ana Sofía; Herrera, Julián A. (Colombia Médica)