Alexandrino-Silva, Clóvis, Tânia Ferraz Alves, Luís Fernando Tófoli, Yuan-Pang Wang, and Laura Helena Andrade. 2011. “ Psychiatry: Life Events and Social Support in Late Life Depression ”. Clinics 66 (2): 233-38. https://doi.org/10.1590/S1807-59322011000200009.