1. Internal Medicine Department Federal University of Santa Catarina Florianópolis Brazil
2. Informatics and Statistics Department Federal University of Santa Catarina Florianópolis Brazil
3. Internal Medicine Department Federal University of Juiz de Fora Juiz de Fora Brazil
4. Old Age Research Group Psychiatry Institute Universidade de São Paulo São Paulo Brazil
5. Preventive Medicine Department School of Medicine Universidade de São Paulo São Paulo Brazil